.dongtai{
    width: 100%;
    background-color:#fff;
    padding-bottom:20px;
}

.dongtai_ul{
    padding: 0;
    margin:0 auto;
    list-style: none;
}
.dongtai_ul>li{
    width: 100%;
    height:271px;
    position: relative;
    border-bottom:1px solid #c8c8c8;
    box-sizing: border-box;
}
.dt_photo{
    width:305px;
    height:211px;
    float: left;
    margin-left:20px;
}
.dt_photo>img{
    width: 100%;
    height:100%;
}
.dt_text{
    width: 100%;
    height:211px;
    position: absolute;
    top:0;
    bottom:0;
    margin:auto;
    /* background-color:red; */
}
.text_do{
    width: calc((700/1007)*100%);
    height:100%;
    float:right;
    margin-right: 20px;
    padding-left:10px;
    box-sizing: border-box;
}
.text_do>a>p{
    width:100%;
    font-size:18px;
    font-family: "微软雅黑";
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    color:black;
}
.text_do>a>div{
    height:50px;
    width: 100%;
    overflow: hidden;
    line-height: 150%;
    font-size:16px;
    color:#666666;
    font-family: "微软雅黑";
    overflow : hidden;
text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 2;
-webkit-box-orient: vertical;
}
.text_do>a>span{
    display: inline-block;
    color:#666666;
    font-size:16px;
    margin-top:20px;
}
.icon-web-icon-::before{
    font-size: 20px;
}
.lio_but{
    width: 98px !important;
    height:21px !important;
    border:1px solid #666666;
    box-sizing: border-box;
    position: relative;
    transition: 200ms;
    margin-top:20px;
}
.lio_but:hover{
    background-color:#41839f;
    transform: scale(1.1);
}
.lio_but>img{
    position: absolute;
    top:0;
    bottom:0;
    right:10px;
    margin:auto;
}