witcarbon-app/src/App.vue

<template>
  <div class="main">
    <router-view> </router-view>
  </div>
  <!-- 开启底部安全区适配 -->
  <van-number-keyboard safe-area-inset-bottom />
</template>
<style lang="scss">
#app {
  font-family: PingFangSC-Regular, PingFang SC;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-align: center;
  color: #333333;
  background: #f6f6f6;
  height: 100vh;
  box-sizing: border-box;
}

.main {
  height: 100vh;
  overflow-y: hidden;
  .van-cell__title {
    text-align: left;
    color: #666666;
  }
  .van-cell__value {
    color: #999999;
  }
  --van-cell-font-size: 16px;
  --van-field-label-color: #666666;
  --van-field-input-text-color: #333333;
  --van-nav-bar-icon-color: #333333;
  --van-nav-bar-title-text-color: #333333;
  --van-font-weight-bold: 600;
  --van-nav-bar-title-font-size: 16px;
  --van-button-normal-font-size: 16px;
  .van-button {
    font-weight: 600;
  }
  .save_btn {
    position: fixed;
    bottom: 0;
    width: 100%;
    padding: 8px 16px;
    background-color: #ffffff;
    box-shadow: 0px -2px 10px 0px rgba(0, 0, 0, 0.2);
    --van-button-border-width: 0;
    --van-button-default-border-color: unset;
    --van-button-border-radius: 4px;
    .van-button {
      width: calc(100% - 32px);
    }
  }
}
</style>