minixyz/pages/components/blocks/search_box/search_box.wxss

.search_box {
  position: fixed;
  left: 0;
  top: 0;
  width: 100%;
  height: 86rpx;
  background: #ffffff;
  box-sizing: border-box;
  padding: 18rpx 0 18rpx 18rpx;
  z-index: 10;
}
.search_box::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: #c7c7c7;
  height: 2rpx;
  transform: scaleY(0.5);
  -webkit-transform: scaleY(0.5);
}
.search_input {
  display: inline-block;
  width: 600rpx;
  height: 55rpx;
  line-height: 55rpx;
  background: #f9f9f9;
  font-size: 24rpx;
  border-radius: 5rpx;
  padding-left: 20rpx;
  vertical-align:middle;
}
.flex_clear {
  height: 86rpx;
}
.search_btn {
  display:inline-block;
  width:106rpx;
  height:64rpx;
  font-size:28rpx;
  text-align:center;
}
.search_list {
  width: 100%;
  height: 100%;
  position: fixed;
  top: 86rpx;
  left: 0;
  z-index: 10;
  background: #ffffff;
  font-size: 28rpx;
  overflow: scroll;
}
.search_item {
  position: relative;
  width: 715rpx;
  height: 78rpx;
  line-height: 78rpx;
  margin-left: 35rpx;
  overflow: hidden;
  text-overflow:ellipsis;
  white-space: nowrap; 
}
.search_item::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2rpx;
  width: 100%;
  background:#c7c7c7; 
  transform: scaleY(0.5);
  -webkit-transform: scaleY(0.5);
}