XAMYWXTUI/src/page/index/logo.vue

<template>

    <div class="avue-logo">

        <transition name="fade">
            <span v-if="keyCollapse" class="avue-logo_subtitle" key="0">
                {{website.logo}}
            </span>
        </transition>
        <transition-group name="fade">
            <template v-if="!keyCollapse">
                <div key="1" class="avue-logo_title">
                    <el-image class="myLogo" :src="logoUrl"></el-image>
                    <span class="myTitle">{{website.indexTitle}} </span>
                </div>

            </template>
        </transition-group>
    </div>
</template>

<script>
import { mapGetters } from "vuex";
export default {
    name: "logo",
    data() {
        return {
            logoUrl: '/img/logo_pc.png'
        };
    },
    created() { },
    computed: {
        ...mapGetters(["website", "keyCollapse"])
    },
    methods: {}
};
</script>

<style lang="scss">
.fade-leave-active {
    transition: opacity 0.2s;
}

.fade-enter-active {
    transition: opacity 2.5s;
}

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

.avue-logo {
    position: fixed;
    top: 0;
    left: 0;
    width: 240px;
    height: 64px;
    line-height: 64px;
    background-color: #20222a;
    font-size: 20px;
    overflow: hidden;
    box-sizing: border-box;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.15);
    color: rgba(255, 255, 255, 0.8);
    z-index: 1024;



    &_subtitle {
        display: block;
        text-align: center;
        font-size: 18px;
        font-weight: bold;
        color: #fff;
    }

    &_title {

        display: flex;
        align-items: center;
        justify-content: flex-start;

        .myLogo {
            margin-left: 5px;
            width: 25px;
            height: 25px;
        }

        .myTitle {
            margin-left: 5px;
            display: block;
            text-align: center;
            font-weight: 300;
            font-size: 20px;
            margin-left: 10px;

        }
    }

}
</style>