.van-dropdown-item{position:fixed;right:0;left:0;overflow:hidden}.van-dropdown-item__option{text-align:left}.van-dropdown-item__option--active,.van-dropdown-item__option--active .van-dropdown-item__icon{color:#1989fa}.van-dropdown-item--up{top:0}.van-dropdown-item--down{bottom:0}.van-dropdown-item__content{position:absolute}.van-dropdown-item__icon{display:block;line-height:inherit}