dy-admin-manager/src/layout/components/Sidebar/Logo.vue

<template>
  <div class="sidebar-logo-container"
       :class="{'collapse':collapse}">
    <transition name="sidebarLogoFade">
      <router-link key="collapse"
                   class="sidebar-logo-link"
                   to="/">
        <img src="@/assets/images/base/logo.png"
             class="sidebar-logo" />
      </router-link>
    </transition>
  </div>
</template>

<script>
export default {
  name: 'SidebarLogo',
  props: {
    collapse: {
      type: Boolean,
      required: true
    }
  }
}
</script>

<style lang="scss" scoped>
.sidebarLogoFade-enter-active {
  transition: opacity 1.5s;
}

.sidebarLogoFade-enter,
.sidebarLogoFade-leave-to {
  opacity: 0;
}

.sidebar-logo-container {
  // top:10px;
  position: relative;
  width: 100%;
  height: 60px;
  line-height: 60px;
  // background: #2b2f3a;
  text-align: center;
  overflow: hidden;

  & .sidebar-logo-link {
    height: 100%;
    width: 100%;

    & .sidebar-logo {
      width: 132px;
      // height: 210px;
      vertical-align: middle;
    }
    & .sidebar-logo-bottom {
      width: 132px;
      height: 85px;
      vertical-align: middle;
    }

    & .sidebar-title {
      display: inline-block;
      margin: 0;
      color: #fff;
      font-weight: 600;
      line-height: 50px;
      font-size: 14px;
      font-family: Avenir, Helvetica Neue, Arial, Helvetica, sans-serif;
      vertical-align: middle;
    }
  }

  &.collapse {
    .sidebar-logo {
      margin-right: 0px;
    }
  }
}
</style>