.searchButton{border:none;color:#31758f;margin-left:10px;background:none}.el-carousel__item h3{color:#475669;font-size:14px;opacity:.75;line-height:150px;margin:0}.el-carousel__item:nth-child(2n){background-color:#99a9bf}.el-carousel__item:nth-child(odd){background-color:#d3dce6}.course{color:#333;font-size:20px;padding-bottom:5px;display:inline-block;margin-top:16px;height:36px;font-weight:600}