study_wxapp/component/iView/panel/index.wxss

.i-panel {
  position: relative;
  overflow: hidden
}

.i-panel-title {
  font-size: 14px;
  line-height: 1;
  color: #1c2438;
  text-align: center;
  padding: 20px 16px 10px
}

.i-panel-title-hide-top {
  padding-top: 0
}

.i-panel-content {
  position: relative;
  background: #fff;
  overflow: hidden
}

.i-panel-content::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 200%;
  height: 200%;
  transform: scale(.5);
  transform-origin: 0 0;
  pointer-events: none;
  box-sizing: border-box;
  border: 0 solid #e9eaec;
  border-top-width: 1px;
  border-bottom-width: 1px
}

.i-panel-without-border::after {
  border: 0 none
}