:root{
    --primary-color:#f87700;
    --bg-white:#fff;
    --shadow-color:rgb(0 0 0 / 50%);
}
.versions_left{
    width: 323px;
    border-right: #f1eeee;
    border-radius: 1px;
    border-style: hidden solid hidden hidden;
    text-indent: 10px;
    overflow: auto;
}
.versions_left p{
    font-size: 26px;
    color: var(--primary-color);
    margin-top: 30px;
    margin-bottom: 30px;
    font-family: MicrosoftYaHei-Bold, serif;
}
.versions_left ul{
    font-size: 20px;
    color: #666666;
    font-family: MicrosoftYaHei, serif;
}
.versions_left ul li{
    height: 60px;
    line-height: 60px;
    cursor: pointer;
}
.parentDiv {
    width: 95%;
}
.tcp_content{
    height: 90vh;
}
.action {
    background: var(--primary-color) url(data:image/svg+xml;base64,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) no-repeat right;
}
#listMore, #notMore {
    color: #f08418;
    text-align: center;
    cursor: pointer;
}
.container{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-top: 50px;
}

#rec{
    fill:transparent;
    stroke:tomato;
    /*stroke-width: 12px;*/
    stroke-dasharray: 100 500;
    stroke-dashoffset: 230;
}


.nav{
    position: relative;
    top:-50px;
    letter-spacing: 6px;
}

@keyframes move{
    to{
        stroke-width: 4px;
        stroke-dasharray: 600;
        stroke-dashoffset: 0;
    }
}

.btn:hover #rec{
    animation: move 0.8s linear forwards;
}