页面自适应

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<template>
  <div id="app">
    <router-view/>
  </div>
</template>

<script>
export default {
  name: 'App',
  mounted(){
    this.realizeFN()
  },
  methods:{ 
    realizeFN() {
      setTimeout(() => {
        window.onresize();
      }, 40);
      window.onresize = function temp() {
        let width = document.body.clientWidth;
        let height = document.body.clientHeight;
        if (width < 1000) {
          return;
        }
        let scaleVal = width / 1920;
        let mark=document.getElementById("login")
        if(mark){
          return
        }
        let contain = document.getElementById("app");
        if (contain.style) {
          contain.style.marginBottom = -(1080 * (1 - scaleVal)) + "px";
          contain.style.height=(height/scaleVal-65)+'px'
          contain.style.transform = `scale(${scaleVal})`;
        }
      };
    },
  },
  created(){
  }
}
</script>

<style lang="scss">
#app {
  font-family: 'Avenir', Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: #2c3e50;
  width: 100%;
  height: 100%;
  transform-origin: 0 0;
}
::-webkit-scrollbar
{
    width: 3px;
    height: 5px;
    // display: none
}

/*定义滚动条轨道 内阴影+圆角*/
::-webkit-scrollbar-track
{
    -webkit-box-shadow: inset 0 0 6px rgba(0,0,0,0.3);
    border-radius: 10px;
}

/*定义滑块 内阴影+圆角*/
::-webkit-scrollbar-thumb
{
    border-radius: 10px;
    -webkit-box-shadow: inset 0 0 6px #15B2CC;
    //background-color: #15B2CC;
}
</style>

页面缩放

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function setBodyZoom() {
  const width = document.body.clientWidth;
  if (width == 1920) {
    document.body.style.cssText = 'zoom: 1';
  } else {
    document.body.style.cssText = 'zoom: ' + width / 1920;
  }
}