MZbigScreen/src/App.vue

<template>
  <div id="app">
    <router-view />
  </div>
</template>
<style lang="less">
@import "../font/font.css";
html,
body,
ul,
li,
ol,
dl,
dd,
dt,
p,
h1,
h2,
h3,
h4,
h5,
h6,
form,
img {
  margin: 0;
  padding: 0;
}
img {
  display: block;
  border: none;
}
em,
i {
  font-style: normal;
  font-weight: normal;
}
ul,
ol,
li {
  list-style: none;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: inherit;
  font-weight: normal;
}
select,
textarea,
button {
  background: none;
  border: none;
  outline: none;
  margin: 0;
  padding: 0;
  vertical-align: middle;
  font-family: "微软雅黑";
  font-size: 14px;
  color: #4c4c4c;
}
a {
  color: #fff;
  text-decoration: none;
}

/deep/ .el-select-dropdown__wrap {
  background-color: greenyellow!important;
}
/deep/ .el-select-dropdown__item.hover, /deep/.el-select-dropdown__item:hover {
  background-color: #00d7ff !important;
}


</style>