.el-carousel__item img{width:100%;height:100%}.el-carousel__arrow i{font-size:25px}.el-carousel__arrow{width:45px;height:45px;background-color:rgba(31,45,61,.21)}.el-carousel__arrow:hover{opacity:.8;background-color:rgba(31,45,61,.51)}.el-carousel__item:nth-child(2n){background-color:#99a9bf}.el-carousel__item:nth-child(odd){background-color:#d3dce6}