::selection {
    color: white;
    background-color: #666666;
    outline: none;
}

::-moz-selection {
    color: white;
    background-color: #666666;
    outline: none;
}

.bold {
    font-weight: bold;
}

.single-question-wrap {

    width: 100%;
    padding: 0 10px;
    box-sizing: border-box;
    color: #333333;
    font-size: 16px;
    margin-top: 10px;
}

.single-question-wrap .question-nav-wrap {
    height: 38px;
    position: relative;
    line-height: 24px;
    background-color: white;
    border-bottom: 1px #f5f5f5 solid;
    box-sizing: border-box;
    overflow: hidden;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 8px 0 9px;
    border-top-left-radius: 24px; /* 设置左上角圆角 */
    border-top-right-radius: 24px; /* 设置右上角圆角 */

}

.single-question-wrap .question-nav-wrap .nav-order {
    font-weight: bold;
}

.single-question-wrap .question-nav-wrap .dan-mu-wrap {
    height: 24px;
    width: auto;
    background-color: #f5f5f5;
    min-width: 100px;
    border-radius: 2px;
    padding: 0 5px;
}

.single-question-wrap .question-nav-wrap .dan-mu-wrap .img-dm {
    height: 16px;
    width: 16px;
    display: inline-block;
    object-fit: contain;
    padding-right: 5px;
    vertical-align: middle;
    border-right: 1px solid #EEEEEE;
}

.single-question-wrap .question-nav-wrap .dan-mu-wrap .input-dm {
    height: 24px;
    line-height: 24px;
    display: inline-block;
    width: auto;
    margin-left: 5px;
    color: #999;
    vertical-align: middle;
}

.single-question-wrap .question-nav-wrap .btn-flex-wrap {
    /*display: flex;*/
    display: none;
    justify-content: flex-end;
    align-items: center;
}

.single-question-wrap .question-nav-wrap .btn-flex-wrap img {
    margin-left: 8px;
    height: 18px;
    object-fit: contain;
    box-sizing: border-box;
}

.single-question-wrap .question-nav-wrap .btn-flex-wrap .danmu-wrap {
    width: 30px;
    height: 30px;
    position: relative;
    text-align: center;
}

.single-question-wrap .question-nav-wrap .btn-flex-wrap .danmu-wrap .dm-ct {
    position: absolute;
    top: 0;
    left: 22px;
    transform-origin: 100% 0;
    -webkit-transform-origin: 100% 0;
    transform: scale(0.8, 0.8);
    -webkit-transform: scale(0.8, 0.8);
}

.single-question-wrap .question-nav-wrap .btn-flex-wrap .danmu-wrap .danmu-img {
    display: block;
    margin-left: 6px;
    margin-top: 6px;
}

.single-question-wrap .question-group {
    background-color: white;
    box-sizing: border-box;
    overflow: auto;
    position: relative;
    word-wrap: break-word;
    overflow-wrap: break-word;
    border-bottom-left-radius: 24px;
    border-bottom-right-radius: 24px;
}

.single-question-wrap .question-group .audio-group {
    width: 210px;
    height: 45px;
    border-radius: 5px;
    border: 1px solid #ccc;
    margin: 10px 10px 0;
}

.single-question-wrap .question-group .audio-group .btn {
    height: 35px;
    width: 35px;
    margin-left: 10px;
    border-radius: 50%;
    display: inline-block;
    vertical-align: middle;
}

.single-question-wrap .question-group .audio-group .wave {
    height: 45px;
    width: 150px;
    display: inline-block;
    vertical-align: middle;
}

.single-question-wrap .question-group .draw-area {
    position: relative;
    padding: 10px;
    overflow-x: scroll;
    overflow-y: hidden;
}

.single-question-wrap .question-group .draw-area .question-option-item, .single-question-wrap .question-group .draw-area .question-list-item {
    width: 100%;
    display: flex;
    position: relative;
    padding: 2px 0;
}

.single-question-wrap .question-group .draw-area .question-option-item p, .single-question-wrap .question-group .draw-area .question-list-item p {
    margin: 0;
    padding: 0;
}

.single-question-wrap .question-group .draw-area .question-list-item .sub-index-order {
    width: 25px;
    display: inline-block;
    vertical-align: top;
    white-space: nowrap;
    text-align: right;
}

.single-question-wrap .question-group .draw-area .question-list-item .sub-index-content {
    width: calc(100% - 25px);
    display: inline-block;
    vertical-align: top;
}

.single-question-wrap .question-group .draw-area .question-option-item .sub-order {
    width: 22px;
    display: inline-block;
    vertical-align: top;
    white-space: nowrap;
    text-align: left;
}

.single-question-wrap .question-group .draw-area .question-option-item .sub-content {
    width: calc(100% - 22px);
    display: inline-block;
    vertical-align: top;
}

.single-question-wrap .question-group .draw-area .question-option-item .check-icon {
    width: 14px;
    height: 14px;
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1;
}

.single-question-wrap .question-group .draw-area .question-option-item .sub-content img {
    max-width: 200px;
    object-fit: contain;
}

.single-question-wrap .question-group.reply-wrap {
    width: 100%;
    height: fit-content;
}

.single-question-wrap .question-group .range2 {
    width: 45%;
    margin-right: 3%;
    display: inline-block;
    vertical-align: top;
}

.single-question-wrap .question-group .range3 {
    width: 30%;
    margin-right: 2%;
    display: inline-block;
    vertical-align: top;
}

.single-question-wrap .question-group table {
    width: 100% !important;
    border-collapse: collapse;
    box-sizing: border-box;
    border: 1px solid #333;
    text-align: center;
}

.single-question-wrap .question-group tr, .single-question-wrap .question-group td, .single-question-wrap .question-group th {
    width: auto !important;
    text-align: center;
    border: 1px solid #333;
}

.single-question-wrap .question-group .position-relative {
    position: relative
}

/*.single-question-wrap .question-group p, .single-question-wrap .question-group div, .single-question-wrap .question-group span {*/
/*word-wrap:break-word;*/
/*!*hyphens: auto;*!*/
/*!*-moz-hyphens: auto;*!*/
/*!*-webkit-hyphens: auto;*!*/
/*!*-ms-hyphens: auto;*!*/
/*}*/

.single-question-wrap .question-group img {
    max-width: 100%;
    object-fit: contain;
    vertical-align: middle;
}

.single-question-wrap .question-group ::-webkit-scrollbar {
    display: none
}

.single-question-wrap .question-group .MathJye {
    border: 0 none;
    direction: ltr;

    display: inline-block;
    float: none;
    font-style: normal;
    font-weight: normal;
    letter-spacing: 1px;
    margin: 0;
    padding: 0;
    text-align: left;
    text-indent: 0;
    text-transform: none;
    white-space: nowrap;
    word-spacing: normal;
    word-wrap: normal;
    -webkit-text-size-adjust: none;
}

.single-question-wrap .question-group .MathJye div, .single-question-wrap .question-group .MathJye span {
    border: 0 none;
    margin: 0;
    padding: 0;
    text-align: left;
    height: auto;
    _height: auto;
    white-space: normal;
}

.single-question-wrap .question-group .MathJye table {
    border-collapse: collapse;
    margin: 0;
    padding: 0;
    text-align: center;
    vertical-align: middle;
    /**font-size: 100%;*/
    /*_font-size: 100%;*/
    font-style: normal;
    font-weight: normal;
    border: 0;
    float: none;
    display: inline-block;
    /**display: inline;*/
    zoom: 0;
}

.single-question-wrap .question-group .MathJye table tr {
    border: 0;
}

.single-question-wrap .question-group .MathJye table td {
    padding: 0;
    white-space: nowrap;
    border: 0 none;
    width: auto;
    _height: auto;
}

.single-question-wrap .question-group .trans-remind {
    color: #00a3d6;
}

.single-question-wrap .question-group .trans-content {
    color: #666666;
}

.single-question-wrap .size12 {
    font-size: 12px;
}

.single-question-wrap .color-999 {
    color: #999999;
}

.single-question-wrap .multiple-select-wrap {
    height: 20px;
    display: flex;
    align-items: center;
    font-size: 0
}

.single-question-wrap .multiple-order-dot-wrap {
    height: 8px;
    width: 8px;
    vertical-align: middle;
    margin-top: -1px;
    display: inline-block;
    border-radius: 50%;
    font-size: 0;
    border: 1px solid #999999;
}

.single-question-wrap .multiple-order-dot-wrap .multiple-dot {
    height: 4px;
    width: 4px;
    margin: 1px;
    display: block;
    background-color: #999999;
    border-radius: 50%;
}

.single-question-wrap .multiple-select-wrap .multiple-content {
    margin-left: 2px;
    font-size: 10px;
    width: fit-content;
    vertical-align: middle;
    color: #999
}

.single-question-wrap .input-frame {

    outline: none;
    height: fit-content;
    border: 1px solid #999;
    box-sizing: border-box;
    border-radius: 0;
    resize: none;
    background-color: #FFFFFF;
    padding: 6px;
    position: relative;
    margin: 0 10px 10px;
    overflow: hidden;
}

.single-question-wrap .input-frame .input-hint {
    width: 100%;
    outline: none;
    height: 20px;
    line-height: 20px;
    font-size: 12px;
    color: #999;
    resize: none;
}

.single-question-wrap .input-frame .input-icon-wrap {
    width: fit-content;
    height: 20px;
    color: #333333;
    position: absolute;
    top: 6px;
    text-align: center;
    right: 10px;
    /*display: flex;*/
    display: none;
    align-items: center;
    padding: 4px;
    font-size: 10px;
}

.single-question-wrap .input-frame .input-icon-wrap .input-icon {
    width: fit-content;
    height: 20px;
    line-height: 20px;
    color: #333333;
    text-align: center;
    padding: 0 6px;
    margin-left: 6px;
    font-size: 10px;
    font-weight: 500;
    border-radius: 12px;
    cursor: pointer;
    background-color: #eeeeee;
    box-sizing: border-box;
}

.single-question-wrap .question-input {
    margin: 6px;
    color: #333;
    height: 60px;
    font-weight: 400;
    outline: none;
    -webkit-user-select: text;
    overflow-y: scroll;
}

.single-question-wrap .question-input img {
    vertical-align: middle;
}

.single-question-wrap .question-input span {
    vertical-align: middle;
    color: #333333;
}

.single-question-wrap .display-input {
    margin: 0;
    height: fit-content;
    border-width: 0;
    display: flex
}

.single-question-wrap .display-input .display-input-text {
    width: calc(100% - 70px);
    box-sizing: border-box;
    margin: 5px 0 10px;
    padding: 0;
}

.single-question-wrap .question-mark {
    height: fit-content;
    margin: 0;
    position: relative;
    background-color: #FFF;
    border-bottom: 1px #f5f5f5 solid;
    box-sizing: border-box;
}

.single-question-wrap .question-mark .answer {
    color: #333;
    height: 30px;
    line-height: 36px;
    font-weight: bold;
    font-size: 14px;
    margin-left: 10px;
}

.single-question-wrap .question-mark .explanation {
    display: none;
    color: #FFF;
    height: 24px;
    line-height: 24px;
    font-weight: normal;
    padding: 0 10px;
    font-size: 12px;
    position: absolute;
    right: 3px;
    bottom: 3px;
    background-color: #666;
    cursor: pointer;
}

.single-question-wrap .answer-content {
    background-color: #fffef3;
    padding: 10px;
    box-sizing: border-box;
    overflow-x: scroll;
}

.single-question-wrap .answer-part p {
    margin: 0;
    padding: 0;
}

.single-question-wrap .answer-part img {
    max-width: 100%;
    object-fit: contain;
    vertical-align: middle;
}

.single-question-wrap .h-box {
    background-color: #e2e2e2;
    height: 13px;
    width: 100%;
    cursor: grab;
    padding: 2px 0;
    position: relative;
}

.single-question-wrap .h-box .diff {
    width: 18px;
    border-bottom: 2px #999999 dotted;
    height: 3px;
    margin: 0 auto;
}

.single-question-wrap .h-box-close {
    position: absolute;
    height: 17px;
    width: 17px;
    right: 0;
    bottom: 0;
    padding: 4px;
    display: none;
    z-index: 2;
    background-color: #999999;
    box-sizing: border-box;
}

.single-question-wrap .question-group .draw-area {
    position: relative;
    padding: 10px;
    overflow-x: scroll;
    overflow-y: hidden;
}

.single-question-wrap .question-group .canvas-box {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    cursor: auto;
}

.single-question-wrap .question-group .reply-wrap {
    width: 100%;
    height: fit-content;
}

.single-question-wrap .question-group .reply-wrap img {
    width: 100%;
    object-fit: contain;
}

.single-question-wrap .question-group .option-check {
    cursor: pointer;
    padding: 5px 10px !important;
    box-sizing: border-box;
    margin-bottom: 10px;
    margin-top: 5px;
}

.single-question-wrap .question-group .option-nor {
    border: 1px solid #AAA;
    text-decoration: none;
    opacity: 1;
}

.single-question-wrap .question-group .option-sel {
    border: 2px solid #333;
    text-decoration: none;
    opacity: 1;
    font-weight: bold;
}

.single-question-wrap .question-group .option-del {
    border: 1px solid #dddddd;
    text-decoration: line-through;
    opacity: 0.5;
}

.single-question-wrap .question-group .ptop0 {
    padding-top: 0
}

.single-question-wrap .question-group .filling {
    display: inline-block;
    width: 35px;
    text-align: center;
    border-bottom: 1px solid rgb(51, 51, 51);
    color: rgb(51, 51, 51)
}

.single-question-wrap .question-check {
    display: none;
    height: fit-content;
    justify-content: space-between;
    /*display: flex;*/
    flex-flow: revert;
    background-color: white;
    align-items: center;
}

.single-question-wrap .question-check .history-wrap {
    display: flex;
    align-items: center;
    margin-left: 10px;
    height: 40px;
}

.question-check.history-wrap .icon {
    width: 20px;
    height: 20px;
    object-fit: contain;
}

.single-question-wrap .question-check .history-wrap .rotate180 {
    transform: rotate(180deg);
    -ms-transform: rotate(180deg); /* IE 9 */
    -moz-transform: rotate(180deg); /* Firefox */
    -webkit-transform: rotate(180deg); /* Safari 和 Chrome */
    -o-transform: rotate(180deg); /* Opera */
}

.single-question-wrap .question-check .history-wrap .content {
    font-size: 12px;
    color: #333333;
    line-height: 40px;
    height: 40px;
    font-weight: bold;
}

.single-question-wrap .question-check .check-wrap {
    height: 50px;
    width: fit-content;
    display: none;
}

.single-question-wrap .question-check .check-wrap .switch-wrap {
    border-radius: 2px;
    border: 1px solid #999999;
    height: 20px;
    line-height: 20px;
    width: fit-content;
    margin-top: 10px;
    text-align: center;
    display: flex;
    margin-left: 10px;
    align-items: center;
    padding: 0 6px;
}

.single-question-wrap .question-check .check-wrap .switch-wrap .icon-box {
    height: 10px;
    width: 10px;
    border-radius: 50%;
}

.single-question-wrap .question-check .check-wrap .switch-wrap .icon-color {
    border: 3px solid #dddddd;
    box-sizing: border-box;
}

.single-question-wrap .question-check .check-wrap .switch-wrap .switch-content {
    margin-left: 3px;
    font-size: 12px;
    color: #666666;
    height: 20px;
    line-height: 20px;
    width: auto;
    text-align: center;
}

.single-question-wrap .question-check .share-group {
    height: 50px;
    width: fit-content;
    margin-right: 10px;
    align-items: center;
    padding: 0 6px;
    display: none;
}

.single-question-wrap .question-check .history-date {
    font-size: 12px;
    color: #999999;
}

.single-question-wrap .question-check .share-group .share-content {
    height: 20px;
    line-height: 20px;
    width: fit-content;
    font-size: 12px;
    text-align: center;
    color: #333333;
}

.single-question-wrap .question-check .share-group .share-icon {
    height: 16px;
    margin-left: 3px;
    width: 16px;
    object-fit: contain;
}

.single-question-wrap .question-check .empty {
    opacity: 0;
    width: 1px;
    height: 0;
}

.single-question-wrap .channel-flex-wrap {
    display: flex;
    height: 30px;
    margin:  0 10px;
}

.single-question-wrap .channel-wrap {
    flex: 1;
    align-items: center;
}

.single-question-wrap .channel-type {
    font-size: 12px;
    color: white;
    height: 20px;
    line-height: 20px;
    padding: 0 5px;
    background-color: #666666;
    width: fit-content;
}

.question-mark{
    border: 1px solid #ebebeb; /* 添加边框 */
    margin-top: 50px;
    border-top-left-radius: 24px;
    border-top-right-radius: 24px;
}

.q-answer-area .answer-content{
     border: 1px solid #ebebeb; /* 添加边框 */
    margin-top: 0;
    border-radius: 0 0 24px 24px;
}

.container {
    border-radius: 0 0 24px 24px;
}