.shtop img {
    width: 100%;
    margin-bottom: 30px;
}
.bwgtit {
    width: 160px;
}
.shbt>p {
    text-indent: 2em;
    line-height: 1.8;
    font-size: 14px;
}
.shbt {
    padding: 0 15px 50px;
}

.lishTree {
    background: url(/res/museum/structure/22071794.png) top left no-repeat;
    background-size: 25% 1358px;
    overflow: hidden;
    padding-left: 30%;
    margin-top: 50px;
}
.lish-modal {
    display: none;
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    opacity: .5;
    background: #000;
    z-index: 1001;
}
.lish-k {
    border-top: 2px solid #F2F0EB;
    margin-top: 30px;
    padding-top: 15px;
    height: 280px;
    overflow-y: auto;
}
.lish-k p {
    color: #666;
    font-size: 14px;
    line-height: 1.6;
}
.lish-k>p .lish-xx {
    background: transparent;
    border: none;
    color: #B9121A;
}
.lish-k ul {
    overflow: hidden;
}
.lish-k ul li {
    float: left;
    width: 20%;
    position: relative;
    text-align: center;
}
.lish-k ul li span {
    display: block;
    height: 85px;
    writing-mode: vertical-rl;
    margin: auto;
    text-align: end;
    margin-bottom: 15px;
}
.lish-k ul li i {
    width: 8px;
    height: 8px;
    display: block;
    background: #B9121A;
    border-radius: 50%;
    margin: auto;
    position: relative;
}
.lish-k ul li img {
    margin-top: 15px;
    width: 50px;
    height: 50px;
    opacity: 0;
    transition: all .5s;
}
.lish-k ul li::after {
    content: '';
    display: block;
    border-bottom: 1px solid #ccc;
    width: 100%;
    position: absolute;
    top: 103px;
    z-index: -1;
}
.lish-k ul li.active span {
    margin-bottom: 11px;
}
.lish-k ul li.active i {
    width: 14px;
    height: 14px;
    background: #B9121A;
}
.lish-k ul li.active i::after {
    content: '';
    width: 6px;
    height: 6px;
    display: block;
    background: #FFF;
    border-radius: 50%;
    position: absolute;
    top: 4px;
    left: 4px;
}
.lish-k ul li.active img {
    opacity: 1;
}

.lish-tab {
    display: none;
    position: fixed;
    width: 90%;
    top: 80px;
    left: 50%;
    margin-left: -45%;
    background: #FFF;
    padding: 30px 50px;
    box-sizing: border-box;
    border-radius: 15px;
    height: 540px;
    z-index: 1002;
}
.lish-tab .lish-tab-txt {
    height: 440px;
    overflow-y: auto;
}
.lish-tab i {
    background: url(/res/museum/structure/220612813.png) no-repeat;
    display: block;
    width: 18px;
    height: 18px;
    position: absolute;
    top: 10px;
    right: 10px;
    cursor: pointer;
}
.lish-tab h3 {
    text-align: center;
    font-weight: bold;
    font-size: 18px;
    margin-bottom: 20px;
}
.lish-tab .lish-tab-txt p {
    text-indent: 2em;
    line-height: 1.8;
}