@charset "utf-8";
/* BTK Page Style Start */
#main *{
    box-sizing: border-box;
}
.color-888 {
    color: #888;
}
.tj{text-align:justify;}
.tj a {
    color: #6a4b92;
    font-weight: bold;
}
.i-search{
    position: absolute;
    top: 5px;
    left: 11px;
    width: 16px;
    height: 16px;
}
.icon-search-black{
    background: url("/new/images/web/gene_search-black.png") no-repeat;
}
.icon-search-gray{
    background: url("/new/images/web/gene_search-gray.png") no-repeat;
}
.i-angle-down-solid{
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 8px 4px 0 4px;
    border-color: #331515 transparent transparent transparent;
    display: inline-block;
    margin-bottom: 1px;
    margin-left: 5px;
}
#category_tit{
    margin-top: 30px;
    position: relative;
}
#category_tit h1{
    font-size: 26px;
    color: #000;
    line-height: 30px;
}
/* common style start */
.btk-text-wrapper{
    margin-top: 12px;
    line-height: 26px;
    font-size: 14px;
}
.btk-content-wrapper{
    margin-top: 40px;
}
.btk-content-wrapper .protocol-second-tit{
    margin-bottom: 12px;
    padding-top: 90px;
    margin-top: -90px;
}
.ic_molecular:before {
    content: '';
    background:url("/new/images/web/protocol/ic_molecular-before.svg") no-repeat;
    width: 27px;
    height: 10px;
    display: inline-block;
    margin-right: 5px;
}

.ic_cell:before{
    content: '';
    background:url("/new/images/web/protocol/ic_cell-before.svg") no-repeat;
    width: 24px;
    height: 24px;
    display: inline-block;
    margin-right: 5px;
    position: relative;
    top: 5px;
    left: 0;
}
.ic_histomorphology:before{
    content: '';
    background:url("/new/images/web/protocol/ic_histomorphology-before.svg") no-repeat;
    width: 24px;
    height: 17px;
    display: inline-block;
    margin-right: 5px;
    position: relative;
    top: 3px;
    left: 0;
}
.ic_animals:before{
    content: '';
    background:url("/new/images/web/protocol/ic_animals-before.svg") no-repeat;
    width: 28px;
    height: 18px;
    display: inline-block;
    margin-right: 5px;
    position: relative;
    top: 5px;
    left: 0;
}
.ic_bioinformatics:before{
    content: '';
    background:url("/new/images/web/protocol/ic_bioinformatics-before.svg") no-repeat;
    width: 20px;
    height: 20px;
    display: inline-block;
    margin-right: 5px;
    position: relative;
    top: 5px;
    left: 0;
}
.ic_pathway:before{
    content: '';
    background:url("/new/images/web/protocol/ic_pathway-before.svg") no-repeat;
    width: 12px;
    height: 22px;
    display: inline-block;
    margin-right: 5px;
    position: relative;
    top: 5px;
    left: 0;
}

.btk-content-card{
    margin-top: 27px;
}
.btk-content-card .btn-angle{
    padding-right: 0;
}
.protocol-second-tit{
    display: inline-block;
    font-size: 16px;
    line-height: 18px;
    font-weight: bold;
    color: #6a4b92;
    margin-bottom: 9px;
}
.pro-number{
    font-size: 14px;
    font-weight: bold;
    color: #ff7e00;
    padding-left: 5px;
    vertical-align: text-top;
    line-height: 1;
}
.btn-add{
    position: relative;
    width: 13px;
    height: 3px;
    float: right;
    margin-top: -13px;
    margin-right: 14px;
    background-color: #6a4b92;
    cursor: pointer;
}
.btn-add:before{
    content: "";
    position: absolute;
    top: -10px;
    left: -5px;
    padding: 12px;
}
.is-down:after{
    content: "";
    position: absolute;
    left: 5px;
    top: -5px;
    width: 3px;
    height: 13px;
    background-color: #6a4b92;
}
.brief-line{
    color: #e0d9ec;
    vertical-align: middle;
    display: inline-block;
    margin-top: -4px;
    padding-left: 2px;
    padding-right: 2px;
}
.text-ellipsis{
    max-width: 35px;
    overflow: hidden;
    display: inherit;
    position: relative;
    text-overflow: ellipsis;
    margin: 0 auto;
}
.toggle-control-area{
    float: right;
    margin-top: -3px;
}
.btk-content-wrapper .view_collapse{
    flex-shrink: 0;
    margin: 0 35px 0 15px;
    cursor: pointer;
    width: fit-content;
}
.btk-content-wrapper .view_collapse span{
    height: 9px;
    font-weight: bold;
    color: #F60;
    line-height: 11px;
}
.btk-content-wrapper .btn-quick-click {
    flex-shrink: 0;
}
.btn-angle{
    padding-left: 13px;
    padding-right: 5px;
}

.ft13{
    font-size: 13px;
}
.ft14{
    font-size: 14px;
}
.pb3{
    padding-bottom:3px;
}
.pt8{
    padding-top: 8px;
}
.pb8{
    padding-bottom: 8px;
}
.pt13{
    padding-top: 13px;
}
.pb13{
    padding-bottom: 13px;
}
.pr8{
    padding-right: 8px;
}
.pl16{
    padding-left: 16px;
}
.mb10{
    margin-bottom: 10px;
}
.mb15{
    margin-bottom: 15px;
}
.mb18{
    margin-bottom: 18px !important;
}
.mb26{
    margin-bottom: 26px !important;
}
.primary-color{
    color: #6a4b92;
    margin-left: 15px;
}
.table-border-right{
    border-right: 1px solid #e0d9ec;
}
.border-primary {
    border-bottom: 1px solid #ebe4f5;
}

.diseases-name {
    background: #f9f7fb;
}

.flex-start {
    display: flex;
    justify-content: flex-start;
}
.flex-just-between {
    display: flex;
    justify-content: space-between;
}
.flex-nowrap {
    flex-flow: row nowrap;
}
.flex-wrap {
    flex-flow: row wrap;
}
.flex-align-center {
    align-items: center;
}
.flex-align-end {
    align-items: flex-end;
}
.icon-angle-down,.icon-angle-up{
    font-weight: 600;
    cursor: pointer;
}
.vb{
    vertical-align: bottom;
}
.vt{
    vertical-align:top;
}
.bd-none{
    border:0;
    outline:none;
}
.rotate-arrow > .icon-angle-down {
    transform: scale(-1);
    display: inline-block;
}

.btk-pro-table .icon-angle-up,
.btk-pro-table .icon-angle-down{
    color: #6a4b92;
    font-size: 18px;
}
.title-card{
    width: 100%;
    border-bottom: 2px solid #8972AC;
}
.title-card span{
    width: fit-content;
    display: block;
    padding: 0 14px;
    height: 30px;
    background: #8972AC;
    border-radius: 4px 4px 0 0;
    font-size: 14px;
    font-weight: bold;
    color: #ffffff;
    line-height: 30px;
    text-align: center;
}
.btk-pro-table .multi-row table{
    border: 0;
}
.btk-pro-table .multi-row{
    padding-top: 8px;
    padding-bottom: 8px;
}
.btk-pro-table .multi-row table tr{
    display: none;
}
.btk-pro-table .multi-row table tr:nth-child(-n+1){
    display: table-row;
}
.btk-pro-table .multi-row.is-show table tr{
    display: table-row;
}
.btk-pro-table .multi-row table td{
    height: auto;
    border: 0;
    vertical-align: top;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
    padding-left: 0 !important;
    padding-right: 5px;
    width: 286px;
}
.btk-pro-table .multi-row table tr td:last-of-type{
    width: 286px;
}
.is-show{
    height: auto !important;
    max-height: none !important;
    /*display: block;*/
}
/*.btk-pro-table .multi-row.is-show{*/
/*    display: block;*/
/*}*/
/*.btk-pro-table .multi-row{*/
/*    display: flex;*/
/*    flex-flow: column wrap;*/
/*    column-count: 2;*/
/*}*/
.btk-pro-table .multi-row p{
    line-height: 20px;
    padding-top: calc(9px / 2);
    padding-bottom: calc(9px / 2);
}
/* common style end */

.btk-pro-table{
    position: relative;
    border-top: 2px solid #8972ac;
}
.btk-pro-table table{
    width: 100%;
    border-left: 1px solid #e0d9ec;
    border-right: 1px solid #e0d9ec;
    border-bottom: 1px solid #e0d9ec;
    table-layout: fixed;
}
.btk-pro-table table tr th,
.btk-pro-table table tr td{
    padding-top: 4px;
    padding-bottom: 4px;
    padding-right: 10px;
    line-height: 20px;
    height: 40px;
}
.btk-pro-table table tr th:first-child,
.btk-pro-table table tr td:first-child{
    padding-left: 14px;
}
.btk-pro-table table tr th{
    background-color: #f9f7fb;
}
.btk-pro-table table tr td{
    border-top: 1px solid #e0d9ec;
}
.btk-pro-table table tr td p{
    line-height: 29px;
}

.search-box{
    position: relative;
    padding-right: 27px;
    margin-top: -2px;
}
.search-box-show:after{
    content: "";
    display: inline-block;
    height: 20px;
    width: 1px;
    background-color: #e0d9ec;
    margin: 0 12px;
    vertical-align: middle;
}
.search-box-hide:after{
    content: "";
    display: inline-block;
    height: 20px;
    width: 0px;
    background-color: #e0d9ec;
    margin: 0 12px;
    vertical-align: middle;
}
.search-box input[type=text]{
    width: 231px;
    height: 25px;
    padding-left: 37px;
    border: 1px solid #9F9F9F;
    border-radius: 13px;
}
/*.search-box input[placeholder]{*/
/*    font-size: 12px;*/
/*    color: #9f9f9f;*/
/*}*/
.search-box .icon-search{
    position: absolute;
    left: 11px;
    top: 4px;
    font-size: 16px;
    z-index: 20;
    color: #9f9f9f;
}
.search-box.is-active input[type=text],
.search-box.is-active .icon-search{
    color: #331415;
}
.serach-highlight{
    color: #ff7e00;
    font-weight: bold;
}

.table-type01 th:first-child{
    width: 348px;
}
.table-type01 th:nth-child(2){
    width: 333px;
}
.table-type01 th:nth-child(3){
    width: auto;
}
.table-type01 > table > tbody > tr,
.table-type03 > table > tbody > tr,
.table-type04 > table > tbody > tr,
.table-type06 > table > tbody > tr{
    display: none;
}
.table-type01 > table > tbody > tr:nth-child(-n+2),
.table-type03 > table > tbody > tr:nth-child(-n+2),
.table-type04 > table > tbody > tr:nth-child(-n+2),
.table-type06 > table > tbody > tr:nth-child(-n+2){
    display: table-row;
}
.table-type02 th:first-child{
    width: 330px;
}
.table-type02 th:nth-child(2){
    width: 635px;
}
.table-type02 th:nth-child(3){
    width: auto;
}
.table-type02 tr td:nth-child(2){
    height: auto;
    column-count: 1;
    margin-top: -1px;
}
.table-type02 tr:nth-child(2) td:last-child{
    padding-left: 3px;
}

.table-type03 th:first-child{
    width: 184px;
}
.table-type03 th:nth-child(2){
    width: 410px;
}
.table-type03 th:nth-child(3){
    width: 246px;
}
.table-type03 th:nth-child(4){
    width: auto;
}
.table-type03 tr td:nth-child(4) span{
    display: inline-block;
    width: 26px;
    text-align: center;
}
.table-type04 table tr td:nth-child(2){
    column-count: 1;
    column-width: auto;
    column-gap: normal;
    /*overflow: hidden;*/
    /*max-height: 40px;*/
}
.table-type04 tr td:nth-child(3),
.table-type02 tr td:nth-child(3){
    padding-top: 8px;
}
.table-type04 table tr td:nth-child(2) table,
.table-type04 table tr td:nth-child(2) table td{
    border: 0;
}

.table-type04 table tr td:nth-child(2).is-show{
    display: table-cell;
    max-height: none !important;
}
.table-type04 table tr td p{
    height: auto;
    width: auto;
    line-height: 20px;
    padding-top: 4px;
    padding-bottom: 4px;
}
.table-type04 tr td:nth-child(2).is-show{
    padding-top: 4px;
    padding-bottom: 4px;
}
.table-type04 tr td:nth-child(2).is-show p{
    line-height: 20px;
    padding-top: calc(9px / 2);
    padding-bottom: calc(9px / 2);
}

.btk-pro-table.table-type04 th:first-child{
    width: 330px;
}
.btk-pro-table.table-type04 th:nth-child(2){
    width: 638px;
}
.btk-pro-table.table-type04 th:nth-child(3){
    width: auto;
}
.table-type04 .content-inner table td{
    vertical-align: top;
    padding-left: 0 !important;
}
.table-type04 .content-inner table tr{
    display: none;
}
.table-type04 .content-inner.is-show table tr{
    display: table-row;
}
.table-type04 .content-inner table tr:first-child{
    display: table-row;
}
.table-type04 .content-inner table td:first-child{
    width: 336px;
}
.table-type04 .content-inner.is-show table td{
    column-count: unset;
    padding-top: 0;
    padding-bottom: 0;
    height: auto;
}
.btk-pro-table .content-inner table tr td{
    padding-top: 0;
    padding-bottom: 0;
    height: auto;
}
.content-inner td p{
    padding-left: 5px;
    position: relative;
}
.content-inner td p:before{
    content: "•";
    display: inline-block;
    /*position: absolute;*/
    /*left: 0;*/
    float: left;
    margin-left: -10px;
    padding-right: 4px;
    font-weight: bold;
}
.btk-content-wrapper div:first-of-type.btk-content-card{
    margin-top: 0;
}
.btk-content-card div:nth-child(n+4).table-type05{
    margin-top: 6px;
}
.table-type05{
    margin-top: 13px;
    border-top: 0;
}
.table-type05 .btn-angle{
    float: right;
    margin-right: 15px;
    padding-left: 0;
}
.table-type05 > div:first-of-type{
    background-color: #f9f7fb;
    height: 50px;
    line-height: 50px;
    padding-left: 15px;
    text-align: left;
    font-weight: bold;
}
.table-type05 table{
    display: none;
}
.table-type05 tr td:nth-child(4) span{
    display: inline-block;
    width: 42px;
    text-align: center;
}

.table-type06 th:first-child{
    width: 260px;
}
.table-type06 th:nth-child(2){
    width: 255px;
}
.table-type06 th:nth-child(3){
    width: 246px;
}
.table-type06 th:nth-child(4){
    width: auto;
}

.btk-pro-table.table-type05 table{
    border-left: 0;
    border-right: 0;
}
.btk-pro-table.table-type05 th{
    background-color: transparent;
}
.btk-pro-table.table-type05 th:first-child{
    width: 180px;
}
.btk-pro-table.table-type05 th:nth-child(2){
    width: 334px;
}
.btk-pro-table.table-type05 th:nth-child(3){
    width: 178px;
}
.btk-pro-table.table-type05 th:nth-child(4){
    width: 167px;
}
.btk-pro-table.table-type05 th:nth-child(5){
    width: auto;
}
.btk-pro-table.table-type05 th:nth-child(3),
.btk-pro-table.table-type05 th:nth-child(5){
    position: relative;
    width: fit-content;
    display: inline-block;
    padding-right: 0;
    line-height: 32px;
}
/* chart */
.btx-chart{
    margin-top: 5px;
    margin-bottom: 62px;
}
.bg-panel{
    width: 994px;
    height: 11px;
    background-color: #c4c6c1;
    position: relative;
    left: 3px;
}
.pro-card-item .card-tooltip{
    display: none;
}
.bg-panel .pro-card-item:nth-of-type(9n+1){
    background-color: #0099b9;
}
.bg-panel .pro-card-item:nth-of-type(9n+2){
    background-color: #f3c716;
}
.bg-panel .pro-card-item:nth-of-type(9n+3){
    background-color: #657cbd;
}
.bg-panel .pro-card-item:nth-of-type(9n+4){
    background-color: #f26e59;
}
.bg-panel .pro-card-item:nth-of-type(9n+5){
    background-color: #4495d1;
}
.bg-panel .pro-card-item:nth-of-type(9n+6){
    background-color: #83c554;
}
.bg-panel .pro-card-item:nth-of-type(9n+7){
    background-color: #f3859b;
}
.bg-panel .pro-card-item:nth-of-type(9n+8){
    background-color: #00a58f;
}
.bg-panel .pro-card-item:nth-of-type(9n+9){
    background-color: #f5a61a;
}

.pro-card-item{
    position: absolute;
    top: -5px;
    height: 20px;
    text-align: center;
    line-height: 20px;
    color: #fff;
    padding-right: 5px;
    padding-left: 5px;
}
.card-tooltip{
    position: absolute;
    bottom: 26px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1070;
    display: block;
    visibility: visible;
    line-height: 1.5;
    font-size: 12px;
    background-color: rgba(0, 0, 0, 0.05);
    border-radius: 4px;
    box-shadow: 0 0 2px 2px rgba(0,0,0,.1);
    padding: 0;
    opacity: 1;
}
.tooltip-arrow{
    position: absolute;
    width: 0;
    height: 0;
    border-color: transparent;
    border-style: solid;
    bottom: -7px;
    left: 50%;
    margin-left: -6px;
    border-width: 6px 6px 0;
    border-top-color: rgba(0, 0, 0, .1);
}
.tooltip-arrow:before{
    content: "";
    position: absolute;
    width: 200px;
    left: 0;
    transform: translateX(-50%);
    top: -7px;
    padding: 6px 10px;
}
.tooltip-arrow:after{
    content: "";
    position: absolute;
    border-color: transparent;
    border-style: solid;
    bottom: 1px;
    margin-left: -6px;
    border-width: 6px 6px 0;
    border-top-color: #ffffff;
}
.tooltip-inner{
    width: 220px;
    padding: 8px 10px;
    color: #331415;
    text-align: left;
    text-decoration: none;
    background-color: #ffffff;
    border-radius: 3px;
    /*border: 1px solid #b1b1b1;*/
    min-height: initial;
    word-wrap: break-word;
}
.btx-scale-mark{
    margin-top: 18px;
    margin-bottom: 30px;
}
.btx-scale-mark:after{
    content: "";
    display: block;
    width: 994px;
    border-bottom: 1px solid #c4c6c1;
    margin-left: 3px;
}
.btx-scale-mark ul{
    position: relative;
    left: 3px;
}
.position-item{
    position: absolute;
    top: 0;
    width: 1px;
    height: 8px;
    background-color: #c4c6c1;
}
.position-item span{
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: fit-content;
    color: #9f9f9f;
}
.position-item:last-of-type span{
    transform: translateX(-100%);
}
/* go to top */
.right-floating-to-top{
    display: none;
    position: fixed;
    top: auto;
    /*left: calc(100% - 1000px / 2);*/
    left: calc(75% + 27px);
    /*transform: translateX(-50%);*/
    background-color: #ffffff;
    border-radius: 50%;
    box-shadow: 0 2px 8px 0 rgb(0 0 0 / 10%);
    width: 40px;
    height: 40px;
    z-index: 1;
}
.right-floating-to-top .icon-angle-up{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    font-size: 18px;
}
.back-top{
    bottom: 10%;
    left: auto;
    right: 100px;
}
.back-top-box{
    display: none;
}
.w68{
    display: inline-block;
    width: 68px;
    text-align: center;
}
.flex-default{
    display: flex;
}
.btn-panel{
    width: calc(100% - 27px);
    cursor: pointer;
}
/* navigation bars */
.navigation-bars{
    width: 100%;
    background: #fff;
    margin-top: 0px;
    margin-bottom: 21px;
    z-index: 99;
}

.navigation-bars ul{
    display: flex;
    background-color: #ffffff;
}
.navigation-bars ul li{
    background-color: #f8f7fc;
    color: #6a4b92;
    border-radius: 4px;
    font-size: 16px;
    /*position: relative;*/
}
.navigation-bars ul li:not(:last-child) {
    margin-right: 3px;
}
/*.navigation-bars ul li:not(:last-child):after{*/
/*    content: "";*/
/*    position: absolute;*/
/*    width: 3px;*/
/*    height: 36px;*/
/*    top: 0;*/
/*    right: 0;*/
/*    background-color: #ffffff;*/
/*}*/
.navigation-bars ul li.is-active{
    background-color: #6a4b91;
    color: #fff;
}
.navigation-bars ul li div{
    height: 36px;
    line-height: 36px;
    padding: 0 10px;
    /*font-weight: bold;*/
    cursor: pointer;
}
[data-page="3"]{
    margin-top: 40px;
}
[data-page="4"]{
    margin-top: 40px;
}

.btk-filter-wrap{
    width: inherit;
}
.btk-filter-wrap button{
    all: unset;
}
.btk-filter-list{
    display: none;
    width: 100%;
    min-width: max-content;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 28px;
    padding: 3px 0 5px 0;
    background: #FFF;
    border-radius: 3px;
    border: 1px solid #ebe4f6;
}
.btk-filter-list li{
    line-height: 23px;
    font-weight: 500;
    text-align: center;
    width: fit-content;
    padding-left: 13px;
    padding-right: 18px;
}
.btk-filter-list li.is-selected{
    color: #F60;
}
.btk-filter-list li > input[type=checkbox]{
    display: inline-block;
    vertical-align: middle;
    width: 16px;
    height: 16px;
    min-width: 16px;
    -webkit-appearance: none;
    background-color: transparent;
    outline: 0 !important;
    line-height: 20px;
    color: #d8d8d8;
    border: 1px solid #e0e0e0;
    position: relative;
    top: 2px;
    left: 0;
    cursor: pointer;
}
.btk-filter-list li > input[type=checkbox]:checked:after{
    content: "";
    border-style: solid;
    border-color: transparent #6a4b92 #6a4b92 transparent;
    border-width: 2px;
    transform: rotate(45deg);
    width: 3px;
    height: 8px;
    display: block;
    margin-left: 4px;
    border-radius: 2px;
    margin-top: -1px;
}
.btk-filter-list li > input[type=checkbox]:checked{
    border: 1px #e0e0e0 solid;
}
.btk-filter-list li > label{
    margin-left: 5px;
    vertical-align: sub;
    cursor: pointer;
}
.cursor-pointer{
    cursor:pointer
}

.tit-border-bt:after {
    content: '';
    width: 325px;
    height: 1px;
    display: block;
    background: #f4f3f9;
    margin-top: 10px;
}

.rgt-img {
    width: 100%;
    height: 55px;
    background: #ccc;
}


/*----------category-----------------*/
.article-img {
    min-width: 293px;
    height: 190px;
    margin-top: 15px;
    background: #ccc;
    margin-right: 75px;
}
.flex-just-between .sub_ctg_brief {
    /*min-width: 630px;*/

}
.p-hide{
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp:7;
    overflow: hidden;
}
.icon-btn {
    display: block;
    text-align: right;
    caret-color: transparent;
}




/*-----------------------*/
.btn-flex{
    width: 100%;
    display: flex;
    flex-flow: row nowrap;
    justify-content: space-between;
}
.btn-flex > li{
    width: auto;
    background: #2cb8c3;
    border-radius: 6px;
}
.btn-flex > li a{
    color: #fff;
    font-weight: bold;
    font-size: 14px;
    width: 238px;
    height: 56px;
    line-height: 20px;
    padding-left: 15px;
    display: flex;
    align-items: center;
}
.btn-flex > li:hover{
    background: #e35f8b;
}
.btn-flex-en{
    /*width: auto;*/
    /*justify-content: flex-start;*/
}
.btn-flex-en > li{
    /*width: auto;*/
}
.btn-flex-en > li a{
    padding:0 17px 0 0;
    font-size: 15px;
}
.btn-flex-en > li:first-child a:before{
    content: '';
    display: inline-block;
    width: 18px;
    height: 20px;
    background: url("http://file.medchemexpress.com/mce-com-email/2023/icon-compound.svg") no-repeat;
    margin:0 10px 0 15px;
}
.btn-flex-en > li:nth-child(2) a:before{
    content: '';
    display: inline-block;
    width: 22px;
    height: 30px;
    background: url("http://file.medchemexpress.com/mce-com-email/2023/icon-virtual.svg") no-repeat;
    margin:0 10px 0 15px;
}
.btn-flex-en > li:nth-child(3) a:before{
    content: '';
    display: inline-block;
    width: 27px;
    height: 29px;
    background: url("http://file.medchemexpress.com/mce-com-email/2023/icon-customize.svg") no-repeat;
    margin:0 10px 0 15px;
}
.btn-flex-en > li:nth-child(4) a:before{
    content: '';
    display: block;
    width: 26px;
    height: 29px;
    background: url("http://file.medchemexpress.com/mce-com-email/2023/icon-drug.svg") no-repeat;
    margin:0 10px 0 15px;
    background-size:100%;
}


.protein-list li:not(:first-child,.li_empty):before {
    content: " | ";
    width: 1px;
    height: 12px;
    display: inline-block;
    padding: 0 8px;
    color: #6a4b92;
}

.protein-list .protein-item {
    padding-bottom: 6px;
}

/*------------scheme---------------*/
.scheme-list {
    width: 100%;
}
.scheme-list li {
    width: 420px;
    margin-top: 10px;
}
.scheme-list li a:hover{
    color: #f60;
}

.pro_info_ref p a{
    color:#331515;
}


/*-----------category------------*/
.leftnav-box{
    width: 90px;
    position: absolute;
    right: -95px;
    top: 26px;
    display: flex;
    flex-flow: row wrap;
    z-index: 100;
}
.leftnav {

}
.nav-item {
    width: 90px;
    height: 86px;
    margin-top: 4px;
    display: flex;
    flex-flow: row wrap;
    justify-content: center;
    align-content: space-evenly;
    background: url("/new/images/web/protocol/protocol-left-navbg.png") no-repeat;
}
.nav-item .img-box {
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}
.nav-item .img-box img{
    height: 20px;
}
.nav-item p {
    width: 100%;
    text-align: center;
    font-size: 12px;
    color: #6A4B92;
}



.leftnav {
}

.leftnav-fixed{
    position: fixed;
    top: 187px;
}



/* BTK Page Style End */