app/dist/collapse-item/index.wxss

.i-collapse-item {
  padding: 0px;
  border-bottom: 1px solid #f3f3f3;
}
.i-collapse-item-title {
  vertical-align: middle;
  margin-left: 0rpx;
  font-size: 28rpx;
  /* text-shadow: 0px 0px 0.1rpx grey; */

}
.i-collapse-item-title-wrap {
  padding: 25rpx 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.i-collapse-item-content {
  padding: 6px;
  display: none;
}
.i-collapse-item-show-content {
  display: block;
}
.i-collapse-item-arrow {
  transition: transform 0.2s ease-in-out;
}
.i-collapse-item-arrow-show {
  transition: transform 0.2s ease-in-out;
  transform: rotate(270deg);
}
.micon {
  height: 60rpx;
  width: 80rpx;
}
.icon {
  float: right;
}
.txt-icon {
  display: flex;
  align-items: center;
}