用view实现小程序自定义按钮样式

wxml代码：

删除

wxss代码：

.delete{
  width: 70px;
  height: 45rpx;
  font-size: 12px;
  border-width: 1rpx 1rpx 1rpx 1rpx;
  border-color: #797979;
  border-style: solid;
  background-color: #ffffff;
  color: #797979;
  border-radius: 98rpx;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
}

js代码：

deleteItem: function (e) {
    var that = this;
    wx.showModal({
      title: '提示',
      content: '确定要删除吗？',
      success: function (sm) {
        if (sm.confirm) {
          // 用户点击了确定 可以调用删除方法了
          console.log('用户点击确定')
          let id = that.data.bookReviewList[e.currentTarget.dataset.index].book_id
          console.log(id)
          that.data.bookReviewList.splice(e.currentTarget.dataset.index, 1)
          that.setData({
            bookReviewList: that.data.bookReviewList,
            scrollLeft: 0,
          })
          wx.request({
            url: '这里写地址',
            data: {
            },
            header: {
              'content-type': 'application/x-www-form-urlencoded',
              'Accept': 'application/json'
            },
            method: 'DELETE',
            success: function (res) {
              console.log(res.data)
            }
          })
        } else if (sm.cancel) {
          console.log('用户点击取消')
        }
      }
    })
  },

实现效果：