element el-dialog弹窗高度设置

  <el-dialog :visible.sync="dialogVisible" :show-close='false' width="75%" top="20vh" :destroy-on-close='true' :close-on-click-modal='false' :close-on-press-escape='false'>
    <div class="el-dialog-div">
      </div>
  </el-dialog>

/deep/ .el-dialog__header {
  display: none;
}
/deep/ .el-dialog .el-dialog__body {
  padding: 0 !important;
  margin: 0 !important;
  max-height: 60vh !important;
}

.el-dialog-div {
  height: 100%;
  overflow: hidden;
  padding: 0 !important;
  margin: 0 !important;
  display: flex;
}