前言：
今天看官们对“css导航栏菜鸟教程”大约比较关怀，姐妹们都想要剖析一些“css导航栏菜鸟教程”的相关文章。那么小编同时在网摘上汇集了一些有关“css导航栏菜鸟教程””的相关知识，希望我们能喜欢，同学们一起来学习一下吧！<svg width="0" height="0"> <defs> <filter id="goo"> <feGaussianBlur in="SourceGraphic" stdDeviation="10" result="blur" /> <feColorMatrix in="blur" mode="matrix" values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 19 -9" result="goo" /> <feComposite in="SourceGraphic" in2="goo" operator="atop" /> </filter> </defs> </svg> <div class="target"> <div> <i id="ball1" class="ball"></i> <i id="ball2" ref="ball2" class="ball"></i> </div> </div><div class="menu"> <div class="menu-item" @click="updageMenuItem(0)"> 首页 <span :class="{'menu-item-bg': menuActive == 0}"> <i class="iconfont"></i> </span> </div> <div class="menu-item" @click="updageMenuItem(1)"> 发现 <span :class="{'menu-item-bg': menuActive == 1}"> <i class="iconfont"></i> </span> </div> <div class="menu-item" @click="updageMenuItem(2)"> 消息 <span :class="{'menu-item-bg': menuActive == 2}"> <i class="iconfont"></i> </span> </div> <div class="menu-item" @click="updageMenuItem(3)"> 我的 <span :class="{'menu-item-bg': menuActive == 3}"> <i class="iconfont"></i> </span> </div> </div><script>updageMenuItem(index) { this.menuActive = index; let ball2 = this.$refs.ball2; Array(4) .fill(0) .map((item, it) => { ball2.classList.remove('active' + it); }); setTimeout(()=>{ ball2.classList.add('active' + index); },100) }</script><style lang="less" scoped>.profile { height: 100%; background: #aaaa7f; font-size: 14px; .menu, .target { position: absolute; bottom: 0; width: 100%; height: 50px; left: 0; } .target > div { filter: url('#goo'); } .menu { display: flex; z-index: 5; background: #fff; .menu-item { flex: 1; color: #333; display: flex; justify-content: center; align-items: flex-end; padding-bottom: 10px; position: relative; span { position: absolute; height: 35px; width: 35px; background: #aaaa7f; border-radius: 50%; left: 0; right: 0; margin: auto; top: 0; opacity: 0; display: flex; align-items: center; justify-content: center; i { color: #fff; font-size: 20px; } &.menu-item-bg{ animation: menuItemBg .5s .2s forwards; } } } } .ball { width: calc(100% + 60px); height: 50px; border-radius: 0; background-color: #fff; position: absolute; left: -30px; margin: auto; z-index: 1; } #ball2 { left: 0; top: 0px; width: 50px; height: 50px; margin: auto; border-radius: 50%; &.active0 { left: calc(((100% / 4) - 50px) / 2); animation: ballUp .5s forwards; } &.active1 { left: calc(((100% / 4) - 50px) / 2 + 100% / 4); animation: ballUp .5s forwards; } &.active2 { left: calc(((100% / 4) - 50px) / 2 + (100% / 4) * 2); animation: ballUp .5s forwards; } &.active3 { left: calc(((100% / 4) - 50px) / 2 + (100% / 4) * 3); animation: ballUp .5s forwards; } }}@keyframes ballUp { from { top: 0; } to { top: -25px; }}@keyframes menuItemBg { from { top: 0; opacity: 0; } to { top: -15px; opacity: 1; }} 版权声明：
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标签： #css导航栏菜鸟教程
