.b-shadow {
    text-shadow: 0px 1px 2px black
}

.counter {
    background: white;
    padding-top : 7px;
    display: inline-block;
    width: 80px;
    height: 80px;
    text-align: center;
    color: black;
    font-size: 20px;
    font-weight: bold;
    border: 3px solid #d2eff6 !important;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.counter.active {
    background-color: #00aaa2;
}
.highlighted-sentence {
    font-size: 20px; font-weight: bold;margin-top: 30px; margin-bottom: 30px !important; color: #363636;
}
.block {
    display: inline-block;
}

.block_container { margin-bottom: 15px; }

/*.block-wrapper { padding: 0 !important; }*/

.exp-title {
    padding:5px 10px;
    color : white;
}

.order.active { color: #ff6a00; }

#counter-container { margin-bottom: 15px; }

.content-wrapper { font-size: 18px; }

.panel {
    border: 1px solid #eee;
    padding: 10px 15px;
    box-shadow: 2px 3px 4px #ccc;
    margin-bottom: 20px;
}

.block-wrapper
{
    height: 100px;
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
}

.answer_wrapper { margin: 10px 0 20px 15px;}

.answer_solve { margin: 10px 0 20px 0;}


.answer_wrapper.solve .sub-desc {
    display: table-cell;
    vertical-align: middle;
    width: 400px;
    font-size: 18px;
}
.page-problem .btn-submit {
    margin-left: 30px;
}
.help-header {
    color: #6200ff;
    font-size: 34px;
}

.explanation-header {
    font-size: 28px;
    color: #7caf05;
}

.correct-answer-help {
    font-size: 16px;
    color: #85c30a;
}

.page-help .explanation > .panel {
    border: 1px solid #cbcbcb;
    margin-top: 20px;
}

/*.question {*/
/*font-size: 20px;*/
/*}*/

.page-help .explain-tag {
    margin-top: -20px;
    margin-left: -20px;
}

.page-help .explain-review {
    padding: 2px 10px;
    color: white;
    background: #628a1b;
}

.page-help .explain-remember {
    padding: 2px 10px;
    color: white;
    background: #518ada;
}

.page-help .explain-solve {
    padding: 2px 10px;
    color: white;
    background: #fb5c00;
}

.page-help .explain-tag > span {
}

.page-help h3#review_answer {
    color: #fd54cd;
    font-size: 18px;
    margin-left: 15px;
}

p.desc {
    font-size: 20px;
}

p.desc {
    margin-bottom: 10px;
}

.page-help .answer_wrapper.solve > div > hr {
    margin: 0 20px;
    border-color: #cecece;
    border-width: 2px;
}

.page-help .explanation > .panel {
    padding: 0px;
}

.page-help .solve-content {
    line-height: 2em;
}

button.btn-submit {
    margin-top: 5px;
}
.blue {
    color: #0b36ff
}
.text-left {
    text-align: left !important;
}
.highlighted-with-nback:hover {
    background-color: #c2ddf6;
}
.block {
    display: block !important;
}
.highlighted-with-back,.highlighted-with-rback {
    color: #353535;
    display: inline-block;
    padding: 7px;
    text-align: center;
    font-size: 24px;
    background-color: #c2ddf6;
    border-radius: 8px;
    border:1px solid #97c7fc;
    min-width: 100px;
    margin:10px
}

.highlighted-with-rback {
    color: #000000 !important;
    background-color: #d2c2f6 !important;
    border:1px solid #bf97fc !important;

}
.highlighted-with-nback {
    color: #353535;
    display: inline-block;
    padding: 7px;
    text-align: center;
    font-size: 24px;
    border-radius: 8px;
    border:1px solid #2368b5;
    min-width: 100px;
    margin:10px
}
.cp {
    cursor: pointer;
}
/*.block {*/
/*border: 2px solid skyblue !important;*/
/*padding: 7px 15px;*/
/*margin-right: 10px;*/
/*text-align: center;*/
/*float: left;*/
/*list-style: none;*/
/*cursor: pointer;*/
/*border-radius: 10px;*/
/*min-width: 80px;*/
/*!* font-size: 0.7em; *!*/
/*background: white;*/
/*}*/
.block:hover{
    background:#e2f3fa;
}
.block:active{
    background:#80cceb;
    border-color: #b844ea !important;
}
.block.active {
    border-color: #b085f6;
    box-shadow: 5px 5px 5px #ddd;
    background: #c7eff4;
}

input.left-side {
    text-align: left;
}

input.center-side {
    text-align: center;
}

input.right-side {
    text-align: right;
}

input.box-sm {
    width: 55px;
}

input.box-md {
    width: 100px;
}

input.box-lg {
    width: 150px;
}

input {
    line-height: 1rem !important;
}

.svg-marker svg {
    width: 20px;
    height: 20px;
}

.question > p.question-content, .question .quest-hold p.question-content {
    display: inline-block;
    vertical-align: middle;
    margin: 0 0 0 10px;
    color: #030303;
}

.btn-audio-wrapper {
    position: relative;
    top:0px;
    display: inline-block;
    vertical-align: middle;
}

/*------------------------------------------------------*/
/*--- Start: Drag & Drop css ---------------------------*/
/*------------------------------------------------------*/

.singlechar .content-data {
    width: 55px !important;
}
.singlechar .dragger-tile {
    font-weight: bold !important;
    font-size: 25px !important;
}
#sortableList>.tile-wrapper {
    position: relative;
}
.sortableList #sortableList>.tile-wrapper {
    min-width: 450px;
    cursor: grab;
}
.sortableList #sortableList>.tile-wrapper:before {
    content: "⇅";
    position: absolute;
    right: -26px;
    top: 8px;
    font-size: 30px;
    font-weight: bold;
    text-shadow: 1px 1px 2px black;
    color: magenta;
}
.tile-wrapper
{
    background-color: #f5f5f5;
    margin-right: 4px;
    margin-bottom: 10px;
    height: 100%;
    min-height: 40px;
    min-width: 50px;
    vertical-align: middle;
    display: inline-block;
}
.ui-sortable-placeholder {
    border:1px dotted #000;
    background: #eee;
    visibility: visible !important;
    min-height: 50px;
}
.tile.dragger-tile {
    background: rgb(179, 0, 239);
    border: 1px solid rgb(123, 0, 239);
    box-shadow: rgba(0, 0, 0, 0.216) 1px 1px 2px 0px;
    padding: 7px 2px 2px;
    font-size: 16px;
    min-height: 50px;
    height: 100%;
    min-width: 50px;
    vertical-align: middle;
    text-align: center;
    color: rgb(255, 255, 255);
    cursor: pointer;
    word-break: break-word;
    display: flex;
    justify-content: center;
    align-self: center;
    align-items: center;
}
.tile-wrapper.disabled .tile.dragger-tile, .tile-wrapper.disabled .tile.dragger-tile:hover {
    background-color: #cccccc;
    border-color: #cccccc;
    cursor: not-allowed !important;
}

.prob .tile.dragger-tile:hover, .prob .tile.dragger-tile.highlighted
{
    background: rgb(231, 6, 247);
    border: 2px solid rgb(143, 6, 247);
}

.prob .tile.dragger-tile.selected
{
    background: rgb(135, 6, 247);
    border: 2px solid rgb(95, 0, 196);
}
.dragger-panel.nw .tile-wrapper {
    height: auto;
    max-width: 180px;
}
.dropper-panel.nw .drop-box .image {
    width: auto;
    height: auto;
}
.dragger-panel.nw .tile-wrapper .tile.dragger-tile {
    min-height: 55px;
    height: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}
.dropper-panel.nw .drop-box .content-row.bg-gray .content-data {
    width: 95%;
}
.dropper-panel.nw .drop-box .tile.dragger-tile {
    min-height: 55px;
    height: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}
.dropper-panel .drop-box
{
    display: inline-block;
    border: 1px solid #8341da;
    margin: 0 10px 5px 0;
    background-color: #fff;
    text-align: center;
    vertical-align: top;
}

.dropper-panel .drop-box .header
{
    padding: 10px;
    text-align: center;
}

.dropper-panel .drop-box .image{
    width: 250px;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.dropper-panel .drop-box .imagetxt {
    width: 250px;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}
.dropper-panel .drop-box .image > img {
    max-height: 200px;
    max-width: 100%;
    border: 3px solid transparent;
}
.dropper-panel .drop-box .image > img.highlighted {
    border: 1px solid #5707c0;
    outline: none;
}

.dropper-panel .drop-box .header > span
{
    vertical-align: middle;
    margin-left: 10px;
}

.dropper-panel .drop-box .splitter
{
    height: 2px;
    margin-bottom: 10px;
    background: #8f61f8;
    width: 210px;
}
.dropper-panel .drop-box.v2 .splitter
{
    width: 100%;
}

.dropper-panel .drop-box .content-row
{
    display: block;
    text-align: center;
    padding-bottom: 10px;
}
.dropper-panel .drop-box .content-row.bg-gray {
    background-color: #e7e7e7;
    padding: 10px 0;
}

.dropper-panel .drop-box .content-row .content-data {
    height: 55px;
    width: 75px;
    margin-right: 3px;
    margin-left: 3px;
    margin-bottom: 35px;
    text-align: center;
    display: inline-block;
    vertical-align: middle;
    background: #eee;
}
.dropper-panel .drop-box .content-row.bg-gray .content-data {
    background: #ffffff;
    width: 70px;
}


.dropper-panel .drop-box.v2 .content-row .content-data {
    height: 90px;
    width: 90px;
}

.dropper-panel .drop-box.v2 .content-row .content-data img {
    height: 86px !important;
    width: 86px !important;
}
.lol label {
    font-weight: normal;
    min-width: 100px;
}
.dropper-tile.empty {
    background: #eee;
    border:2px dotted #999;
}
.lol .dropper-tile {
    width: 100px;
    height: 40px;
    background-color: #dbf7ff;
}
.tile.dragger-tile {
    /* min-width: 85px;*/
}

.stpanel {
    margin-left: 25px;
}
.stpanel .dropper-tile {
    width: 200px;
    height: 105px;
    background-color: #bfb1c4;
    display: flex;
    align-items: center;
    justify-content: center;
}
.stpanel-list .tile-wrapper {
    min-height: 105px;
    min-width: 200px;
}
.stpanel-list .tile.dragger-tile, .stpanel .tile.dragger-tile {
    width: 200px;
    height: 105px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.st-timeline {
    margin: 40px 0 60px 35px;
    max-width: 640px;
}
.st-timeline.sm {
    max-width: 425px;
    margin-bottom: 100px;
}
.st-timeline .row-arrow {
    position: relative;
    height: 3px;
    background-color: #cccccc;
}
.st-timeline .row-arrow::before {
    content: " ";
    position: absolute;
    left: -18px;
    top: -8px;
    border-width: 10px;
    border-style: solid;
    border-color: transparent #cccccc transparent transparent;
}
.st-timeline .row-arrow::after {
    content: " ";
    position: absolute;
    right: -18px;
    top: -8px;
    border-width: 10px;
    border-style: solid;
    border-color: transparent transparent transparent #cccccc;
}

.st-timeline .row-arrow .dot {
    width: 15px;
    height: 15px;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    border-radius: 50%;
    background-color: #cccccc;
    position: absolute;
    top: -6px;
}
.st-timeline .row-arrow .dot.past {
    left: 90px;
}
.st-timeline .row-arrow .dot.present {
    left: 48%;
}
.st-timeline .row-arrow .dot.future {
    right: 90px;
}

.st-timeline .row-arrow .sound-left {
    position: absolute;
    top: 60px;
    left: 57px;
}
.st-timeline .row-arrow .sound-right {
    position: absolute;
    top: 60px;
    right: 135px;
}
.st-timeline .row-arrow .sound-right span, .st-timeline .row-arrow .sound-left span {
    position: absolute;
    bottom: -20px;
    left: -11px;
    color: #333333;
    font-size: 14px;
    min-width: 100px;
}

.st-timeline .row-arrow .dot .btn-audio-wrapper {
    position: absolute;
    bottom: -35px;
    left: -5px;
}
.st-timeline .row-arrow .dot span {
    position: absolute;
    bottom: -42px;
    left: -10px;
    color: #333333;
    font-size: 14px;
    text-align: center;
}

/*------------------------------------------------------*/
/*--- End: Drag & Drop css -----------------------------*/
/*------------------------------------------------------*/

/*------------------------------------------------------*/
/*--- Start: Alphabet highlight css -----------------------------*/
/*------------------------------------------------------*/
div.alphabet-highlight-hover {
    font-size: 80px;
    margin-right: 20px;
    /* transform: scale(1.5); */
    display: inline-block;
    user-select: none;
}

div.alphabet-highlight-hover:hover {
    -webkit-transform: scale(1.2);
    -moz-transform: scale(1.2);
    transform: scale(1.2);
    cursor: pointer;
    color: #0c4dbb;
    text-shadow: 0px 0px 8px red;
    text-decoration: underline;
}
.word-highlight {
    -webkit-transform: scale(1.2);
    -moz-transform: scale(1.2);
    transform: scale(1.2);
    color: #9e73fe;
    text-shadow: 0px 0px 8px red;
    text-decoration: underline;
    font-size: 150%;
}

div.alphabet-highlight-hover.highlighted {
    color: #0c4dbb;
    text-shadow: 0px 0px 8px red;
    text-decoration: underline;
}
/*------------------------------------------------------*/
/*--- End: Alphabet highlight css -----------------------------*/
/*------------------------------------------------------*/

/*------------------------------------------------------*/
/*--- Start: Picture highlight css -----------------------------*/
/*------------------------------------------------------*/
div.img-choice-wrapper {
    display: inline-block;
    background-color: #eeeeee;
    margin-right: 10px;
    margin-left: 10px;
}
@media (min-width: 768px) {
    div.img-choice-wrapper {
        min-width: 150px;
        min-height: 150px;
    }
}
div.img-choice-wrapper div.img-choice {
    margin: 0 !important;
    min-width: 150px;
}
div.img-choice, div.img-choice3 {
    display: inline-block;
    margin-right: 10px;
    margin-left: 10px;
    text-align: center;
    font-size: 20px;
    font-weight: bold;
}

div.img-choice img, div.img-choice3 img {
    width: auto;
    height: auto;
    max-width: 100%;
    border: 1px solid #9063f9;
    cursor: pointer;
}
@media (min-width: 768px) {
    .drop-box .img-choice img {
        width: 100px !important;
        height: 100px !important;
    }
    div.img-choice img {
        width: 155px !important;
        height: 155px !important;
    }
    div.img-choice3 img {
        width: 300px !important;
        height: 300px !important;
    }
}

div.img-choice img.highlighted, div.img-choice3 img.highlighted {
    border: 2px solid #d80069;
    box-shadow: 0px 0px 7px 3px #d80069;
    outline: none;
}

div.img-choice2 {
    display: inline-block;
    margin-right: 10px;
    margin-left: 10px;
    margin-bottom: 25px;
    width: 155px;
    /*height: 220px;*/
    border: 1px solid #824fff;
    cursor: pointer;
    text-align: center;
}
div.img-choice2.highlighted {
    border: 2px solid #d80069;
    box-shadow: 0px 0px 7px 3px #d80069;
    outline: none;
}
div.img-choice5.highlighted {
    border: 2px solid #d80069;
    box-shadow: 0px 0px 7px 3px #d80069;
    outline: none;
}
div.img-choice2 img {
    width: 155px;
    height: 155px;
    max-width: 100%;
    max-height: 100%;
}/*
div.img-choice2 .checkMark {
    text-align: center;
    background-color: #a27cfd;
}
div.img-choice2 .checkMark img {
    max-width: 20px;
    max-height: 20px;
}
div.img-choice2.highlighted .checkMark {
    background-color: #3809a6;
}*/

/*------------------------------------------------------*/
/*--- End: Picture highlight css -----------------------------*/
/*------------------------------------------------------*/

/*------------------------------------------------------*/
/*--- Start: Button highlight css -----------------------------*/
/*------------------------------------------------------*/
.sentence-list {
    width: 100%;
}
@media (min-width: 768px) {
    .sentence-list {
        width: 60%;
    }
}
.text-bold {
    font-weight: bold;
}
.sentence-list .opt-button, .sentence-list .tile-wrapper {
    display: block !important;
    margin-bottom: 10px;
    width: 100%;
}
.opt-button {
    border: solid 2px #cbb5fe;
    background-color: #fff;
    padding: 6px 24px;
    display: inline-block;
    margin-left: 10px;
    margin-right: 10px;
    position: relative;
}
.opt-button.multiple {

}

.opt-button.highlighted {
    border: 2px solid #d80069;
    box-shadow: 0px 0px 7px 3px #d80069;
    outline: none;
}
label.highlighted:before {
    content: '';
    position: absolute;
    background-repeat: repeat;
    z-index: -1;
    background: url(data:image/svg+xml;base64,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), url(data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0idXRmLTgiPz4gPHN2ZyB2ZXJzaW9uPSIxLjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PGRlZnM+PGxpbmVhckdyYWRpZW50IGlkPSJncmFkIiBncmFkaWVudFVuaXRzPSJvYmplY3RCb3VuZGluZ0JveCIgeDE9IjEuMCIgeTE9IjAuMCIgeDI9IjAuMCIgeTI9IjEuMCI+PHN0b3Agb2Zmc2V0PSIwJSIgc3RvcC1jb2xvcj0iIzAwMDAwMCIgc3RvcC1vcGFjaXR5PSIwLjAiLz48c3RvcCBvZmZzZXQ9Ijc1JSIgc3RvcC1jb2xvcj0iIzAwMDAwMCIgc3RvcC1vcGFjaXR5PSIwLjAiLz48c3RvcCBvZmZzZXQ9Ijc1JSIgc3RvcC1jb2xvcj0iI2Q4MDA2OSIvPjxzdG9wIG9mZnNldD0iMTAwJSIgc3RvcC1jb2xvcj0iI2Q4MDA2OSIvPjwvbGluZWFyR3JhZGllbnQ+PC9kZWZzPjxyZWN0IHg9IjAiIHk9IjAiIHdpZHRoPSIxMDAlIiBoZWlnaHQ9IjEwMCUiIGZpbGw9InVybCgjZ3JhZCkiIC8+PC9zdmc+IA==), url(data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0idXRmLTgiPz4gPHN2ZyB2ZXJzaW9uPSIxLjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PGRlZnM+PGxpbmVhckdyYWRpZW50IGlkPSJncmFkIiBncmFkaWVudFVuaXRzPSJvYmplY3RCb3VuZGluZ0JveCIgeDE9IjAuMCIgeTE9IjEuMCIgeDI9IjEuMCIgeTI9IjAuMCI+PHN0b3Agb2Zmc2V0PSIwJSIgc3RvcC1jb2xvcj0iIzAwMDAwMCIgc3RvcC1vcGFjaXR5PSIwLjAiLz48c3RvcCBvZmZzZXQ9Ijc1JSIgc3RvcC1jb2xvcj0iIzAwMDAwMCIgc3RvcC1vcGFjaXR5PSIwLjAiLz48c3RvcCBvZmZzZXQ9Ijc1JSIgc3RvcC1jb2xvcj0iI2Q4MDA2OSIvPjxzdG9wIG9mZnNldD0iMTAwJSIgc3RvcC1jb2xvcj0iI2Q4MDA2OSIvPjwvbGluZWFyR3JhZGllbnQ+PC9kZWZzPjxyZWN0IHg9IjAiIHk9IjAiIHdpZHRoPSIxMDAlIiBoZWlnaHQ9IjEwMCUiIGZpbGw9InVybCgjZ3JhZCkiIC8+PC9zdmc+IA==), url(data:image/svg+xml;base64,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);
    background: -moz-linear-gradient(315deg, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0) 75%, #d80069 75%, #d80069), -moz-linear-gradient(225deg, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0) 75%, #d80069 75%, #d80069), -moz-linear-gradient(45deg, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0) 75%, #d80069 75%, #d80069), -moz-linear-gradient(135deg, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0) 75%, #d80069 75%, #d80069);
    background: -webkit-linear-gradient(315deg, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0) 75%, #d80069 75%, #d80069), -webkit-linear-gradient(225deg, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0) 75%, #d80069 75%, #d80069), -webkit-linear-gradient(45deg, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0) 75%, #d80069 75%, #d80069), -webkit-linear-gradient(135deg, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0) 75%, #d80069 75%, #d80069);
    background: linear-gradient(135deg, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0) 75%, #d80069 75%, #d80069), linear-gradient(225deg, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0) 75%, #d80069 75%, #d80069), linear-gradient(45deg, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0) 75%, #d80069 75%, #d80069), linear-gradient(315deg, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0) 75%, #d80069 75%, #d80069);
    background-position: 0.3em 0.4em, 0.3em 0.5em, 0 0.7em, 0 0.5em;
    background-size: 13px 20px;
    left: 0px;
    top: 14px;
    height: 2.4em;
    width: 100%;
}
label.highlighted {
    background-color: #ffffff;
    position: relative;
}

.opt-button.highlighted.multiple::before {
    background-color: #876ebe;
}
.btn-audio-wrapper svg {
    cursor: pointer;
}

div.img-choice5 {
    display: inline-block;
    margin-right: 10px;
    margin-left: 10px;
    margin-bottom: 25px;
    height: 300px;
    border: 1px solid #9063f9;
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
    cursor: pointer;
    text-align: center;
}
.d-flex.c2 {
    margin-top: 20px !important;
}
div.img-choice5 img {
    height: 250px;
    width: 250px;
    max-width: 100%;
    max-height: 100%;
}

/*------------------------------------------------------*/
/*--- End: Button highlight css -----------------------------*/
/*------------------------------------------------------*/

.opt-empty {
    padding: 6px 24px;
    display: inline-block;
    margin-left: 10px;
    margin-right: 10px;
}

.skill-quest {
    margin-bottom: 10px;
    padding-left: 15px;
}
.fib {    font-size: 40px;
    letter-spacing: 15px;
    font-weight: bold;
}
.d-flex {
    display: flex;
    align-items: center;
}
.align-items-center {
    align-items: center !important;
}
.m-0 {
    margin: 0 !important;
}
.px-1 {
    padding-left: .5rem;
    padding-right: .5rem;
}
.pl-3 {
    padding-left: 1.5rem;
}
.mt-3 {
    margin-top: 1.5rem !important;
}
.mt-4 {
    margin-top: 2rem !important;
}
.mt-5 {
    margin-top: 2.5rem !important;
}
.mt-10 {
    margin-top: 5rem !important;
}
.mb-3 {
    margin-bottom: 1.5rem !important;
}
.mb-4 {
    margin-bottom: 2rem !important;
}
.mb-5 {
    margin-bottom: 2.5rem !important;
}
.mb-10 {
    margin-bottom: 5rem !important;
}
.ml-3 {
    margin-left: 1.5rem !important;
}
.ml-4 {
    margin-left: 2rem !important;
}
.ml-5 {
    margin-left: 2.5rem !important;
}
.ml-6 {
    margin-left: 3.0rem !important;
}
.ml-7 {
    margin-left: 3.5rem !important;
}
.arth {
    color: #d60026;
    font-weight: 700;
    font-size: 31px;
    position: relative;
    top: 5px;
    display: inline-block;
    padding: 0px 0px;
    background: aliceblue;
    text-align: center;
    margin-left: 8px;
    border-radius: 20px;
    min-width: 30px;
    line-height: 27px;
    height: 30px;
}
.text-ans {
    color: #5050ff;
    font-weight: 700;
}
.panel-body.remember img {
    max-width: 100%;
}
.audio-with-play-switch {
    height: 90px;
    width: 90px;
    cursor: pointer;
    margin-left: 32px;
    margin-bottom: 25px;
}
.audio-with-play-switch svg {
    max-width: 100%;
    max-height: 100%;
}

.input-holder > input {
    width: 35px;
    height: 40px;
    border: 1px solid #502ea2;
    margin: 0;
    border-radius: 0;
    text-align: center;
}
.input-holder > input[disabled] {
    border-color: #cccccc;
    background-color: #eeeeee;
}

.answer-box {
    display: inline-block;
    width: 80px;
    margin-top: 10px;
    margin-right: 10px;
}
.answer-holder {
    height: 40px;
    min-width: 50px;
}
.answer-box .line {
    background-color: #000000;
    height: 7px;
    min-width: 10px;
    margin: 3px 0 5px 0px;
}

.w-chunk.highlighted:before,.w-chunk2.highlighted:before {
    position: absolute;
    top: -21px;
    content: "↙";
    /* background: #defadb; */
    /* height: 15px; */
    /* width: 15px; */
    line-height: 15px;
    /*border: 1px solid #7ec587;*/
    left: 33%;
    padding: 3px;
    font-size: 22px;
    z-index: 1;
    text-shadow: 1px 2px 4px #420080;
}

ins {
    padding: 2px 4px;
    font-size: 90%;
    color: #8e25c7;
    background-color: #f9f2f4;
    border-radius: 4px;
    text-decoration: none;
    border: none;
}

.w-chunk {
    display: inline-block;
    cursor: pointer;
    padding: 1px 5px;
    position: relative;
    border:1px solid transparent;
}
.w-chunk:hover, .w-chunk.highlighted {
    background-color: #d4cff6;
    border: 1px solid #a99bd1;
    cursor: pointer;
}

.w-chunk2 {
    display: inline-block;
    margin: 2px 5px;
}
.w-chunk2:hover, .w-chunk2.highlighted {
    cursor: pointer;
    color: #b520ff;
    font-weight: bold;
    position: relative;

}
.flex-column {
    flex-direction: column;
}
.flex-row {
    flex-direction: row;
}

.ans-box {
    display: inline-block;
    max-width: 200px;
    text-align: center;
}
.ans-box img {
    max-width: 100%;
}

.tool-holder {
    position: relative;
}
.tool-holder .word-rep-cloze {
    background: none repeat scroll 0 0 #eadcff;
    border: 1px solid #c9abe8;
    left: -25px;
    line-height: 1;
    min-width: 25px;
    padding: 5px;
    position: absolute;
    white-space: nowrap;
    font-size: 16px;
    top: -45px;
    box-shadow: 2px 2px 5px 1px #c2a2e4;
}
.word-rep-cloze::after {
    position: absolute;
    content: " ↴ ";
    right: -30px;
    z-index: -1;
    font-size: 30px;
    top: 12px;
    color: #c9abe8;
    width:30px;
    z-index: 0;
}
.ext-input {
    min-width:90px;
    margin-right: 15px;
    box-shadow: 0px 0px 2px 1px #8d8d8d;
    outline-color: #f4ebff !important;
}
.ext-input2 {
    width: 40px !important; min-width: 40px !important; border:none; outline: none; position: relative; left:0px
}
blockquote {
    padding: 10px 20px;
    margin: 0 0 20px;
    font-size: 17.5px;
    border-left: 5px solid #7717ad;
    font-weight: bold;
    color: #5d3595;
}
/*------------------------------------------------------*/
/*--- Start: bounce animation css -----------------------------*/
/*------------------------------------------------------*/
.bounce {
    animation-name: bounce;
    -webkit-animation-name: bounce;
    animation-duration: 1.6s;
    -webkit-animation-duration: 1.6s;
    animation-timing-function: ease;
    -webkit-animation-timing-function: ease;
    transform-origin: 50% 100%;
    -ms-transform-origin: 50% 100%;
    -webkit-transform-origin: 50% 100%;
}

@keyframes bounce {
    0% {
        transform: translateY(0%) scaleY(0.6);
    }
    20% {
        transform: translateY(-3%) scaleY(1.1);
    }
    40% {
        transform: translateY(0%) scaleY(0.95) scaleX(1.05)
    }
    60% {
        transform: translateY(-3%) scaleY(1.1);
    }
    70% {
        transform: translateY(0%) scaleY(0.95) scaleX(1.05);
    }
    80% {
        transform: translateY(0%) scaleY(1.05) scaleX(1);
    }
    90% {
        transform: translateY(0%) scaleY(0.95) scaleX(1);
    }
    100% {
        transform: translateY(0%) scaleY(1) scaleX(1);
    }
}

@-webkit-keyframes bounce {
    0% {
        -webkit-transform: translateY(0%) scaleY(0.6);
    }
    20% {
        transform: translateY(-3%) scaleY(1.1);
    }
    40% {
        transform: translateY(0%) scaleY(0.95) scaleX(1.05)
    }
    60% {
        transform: translateY(-3%) scaleY(1.1);
    }
    60% {
        -webkit-transform: translateY(-3%) scaleY(1.1);
    }
    70% {
        -webkit-transform: translateY(0%) scaleY(0.95) scaleX(1.05);
    }
    80% {
        -webkit-transform: translateY(0%) scaleY(1.05) scaleX(1);
    }
    90% {
        -webkit-transform: translateY(0%) scaleY(0.95) scaleX(1);
    }
    100% {
        -webkit-transform: translateY(0%) scaleY(1) scaleX(1);
    }
}
.highlighted2 ,
.hl {
    display: inline-block;
    background: #b9fcff;
    padding: 2px 5px;
}
.boder-none {
    border: 0 !important;
}

.sml {
    margin-left: 20px;
}

.smt {
    margin-top: 15px;
}

.alphabet-cell:hover {
    cursor: pointer;
}
.alphabet-cell {
    width: 50px;
    height: 50px;
    line-height: 50px;
    border-radius: 3px;
    text-align: center;
    border-color: white;
    border-style: solid;
    font-weight: bold;
    color: #6200ff !important;
}

.alphabet-cell:hover {
    border-color: #6200ff;
}

.alphabet-cell.selected {
    background: rgb(135, 6, 247);
    color:white !important;
    font-weight: bold;
    border: 2px solid rgb(95, 0, 196);
    text-shadow: 0px 0px 8px red;

}

.mark-box {
    width: 40px;
    height: 40px;
    border: 2px solid darkgray;
    text-align: center;
    line-height: 1.5;
}



.correct-errors .input-answer input:focus {
    outline-color: #9b00ef !important;
}

.correct-errors .close-input-answer {
    cursor: pointer;
    position: absolute;
    top: 0px;
    color: #fd0396;
    height: 33px;
    width: 35px;
    text-align: center;
    padding-top: 3px;
    background: antiquewhite;
    border: 1px solid #9b00ef

}
.correct-errors .input-answer:before {
    position: absolute;
    content: " ↱ ";
    left: -25px;
    z-index: -1;
    font-size: 30px;
    top: 3px;
    color: #8023e0;
    width:30px;
    font-weight: bold;
    z-index: 0;
}
.correct-errors .input-answer {
    display: none;
    margin-left: 45px;
    border-radius: 0px !important;
}

.correct-errors .input-answer.active{
    display: block;
}

.correct-errors .right-answer {
    display: none;
}

.correct-errors .error-answer:hover {
    color: red;
    cursor: pointer;
}

.correct-errors .error-answer.active {
    color: red;
}

.correct-errors .right-answer.active {
    color: #5050ff;
}

.option-holder {
    margin-top: 20px;
    display: flex;
    flex-direction: row;
}
.th-button, .th-button * {
    font-family: monospace, monospace, 'Courier New', Courier, monospace !important;
}

.plural-ends.consonant-y {
    display: block !important;
}

.plural-ends.y,  .plural-ends.f,  .plural-ends.fe {
    display: block !important;
}

.comma-wrapper {
    position: relative;
}
.comma-wrapper:after {
    position: absolute;
    content: "↵";
    top: -8px;
    right: -35px;
    opacity: 0.4;
}.comma-wrapper:before {
     position: absolute;
     content: "Grab to drag and drop";
     top: -20px;
     right: -165px;
     font-size: 10px;
     background: #c6e3fc;
     border-radius: 5px;
     width: 150px;
     padding: 0px;
     line-height: 17px;
}
.dragger-panel .comma-wrapper {
    font-size: 1.5em;
    text-align: center;
    border: .1em solid #7b28c9;
    margin: 0 .5em .25em 0;
    display: inline-block;
    line-height: 1.5em;
    height: 60px;
    width:15px;
    border-radius: 5px;
}

.prob .dragger-panel .dragger-comma {
    font-weight: 700;
    font-size: 45px;
    text-align: center;
}

.dragger-comma {
    font-weight: 700;
    font-size: 45px;
}

.dropper-panel .dropper-comma .dragger-comma {
    font-weight: 700;
    font-size: 25px;
}

.dropper-panel .dropper-comma {
    width: 20px;
    min-width: 20px;
}

.prob .dropper-panel .dropper-comma:hover  .dragger-comma{
    width: 15px;
    min-width: 15px;
    background-color: #c5b5ff;
    cursor: pointer;
}

.prob .dropper-panel .dropper-comma  .dragger-comma{
    color: #5900ff;
    background: #f2e8f9;
    /* width: 12px; */
    line-height: 0.5;
    font-size: 40px;
}

.prob .dragger-panel .comma-wrapper:hover {
    background-color: #9ec92854;
    cursor: pointer;
}

.capitalize:before {
    position: absolute;
    top: -21px;
    content: "Aa";
    /* background: #defadb; */
    /* height: 15px; */
    /* width: 15px; */
    line-height: 15px;
    /*border: 1px solid #7ec587;*/
    left: 25%;
    padding: 3px;
    font-size: 12px;
    z-index: 1;
}


.capitalize {
    /*text-transform: capitalize;*/
    color : #4207fc;
    font-weight: bolder;
}
.ui-sortable-helper {
    outline: none;
}

.unselectable {
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.w-chunk3 {
    color: #ba0202;
}
.w-chunk3:hover{
    cursor: pointer;
}

.w-chunk3.highlighted {
    cursor: pointer;
    color: #d70007;
}