.van-tree-select{position:relative;display:-webkit-box;display:-webkit-flex;display:flex;font-size:14px;-webkit-user-select:none;user-select:none}.van-tree-select__nav{-webkit-box-flex:1;-webkit-flex:1;flex:1;overflow-y:auto;background-color:#fafafa;-webkit-overflow-scrolling:touch}.van-tree-select__nav-item{position:relative;padding:0 8px 0 12px;line-height:44px;border-left:3px solid transparent}.van-tree-select__nav-item--active{font-weight:700;background-color:#fff;border-color:#f44}.van-tree-select__nav-item--disabled{color:#969799}.van-tree-select__content{-webkit-box-flex:2;-webkit-flex:2;flex:2;overflow-y:auto;background-color:#fff;-webkit-overflow-scrolling:touch}.van-tree-select__item{position:relative;padding-left:16px;font-weight:700;line-height:44px}.van-tree-select__item--active{color:#f44}.van-tree-select__item--disabled{color:#c8c9cc}.van-tree-select__selected{position:absolute;top:50%;right:16px;margin-top:-8px}