移动下划线导航菜单

下载代码

html

css

分享到微信朋友圈

html

<nav>
  <div class="underline"></div>
  <div class="underline"></div>
  <div class="underline"></div>
  <a onClick="ul(0)">Home</a><a onClick="ul(1)">Videos</a><a onClick="ul(2)">Playlists</a><a onClick="ul(3)">Community</a><a onClick="ul(4)">Channels</a><a onClick="ul(5)">About</a>
</nav>
<nav class="black">
  <div class="underline"></div>
  <div class="underline"></div>
  <div class="underline"></div>
  <a onClick="ul(0)">Home</a><a onClick="ul(1)">Videos</a><a onClick="ul(2)">Playlists</a><a onClick="ul(3)">Community</a><a onClick="ul(4)">Channels</a><a onClick="ul(5)">About</a>
</nav>
<nav class="full">
  <div class="underline"></div>
  <div class="underline"></div>
  <div class="underline"></div>
  <a onClick="ul(0)">Home</a><a onClick="ul(1)">Videos</a><a onClick="ul(2)">Playlists</a><a onClick="ul(3)">Community</a><a onClick="ul(4)">Channels</a><a onClick="ul(5)">About</a>
</nav>
<nav class="retro">
  <div class="underline"></div>
  <div class="underline"></div>
  <div class="underline"></div>
  <a onClick="ul(0)">Home</a><a onClick="ul(1)">Videos</a><a onClick="ul(2)">Playlists</a><a onClick="ul(3)">Community</a><a onClick="ul(4)">Channels</a><a onClick="ul(5)">About</a>
</nav>

css

:root {
  --underline-height: .5em;
  --transition-duration: .5s;
}

body {
  font-family: system-ui, sans-serif;
  background: whitesmoke;
  min-height: 100vh;
}

nav {
  position: relative;
  white-space: nowrap;
  background: white;
  padding: var(--underline-height) 0;
  margin: 2em 0;
  box-shadow: 0 1em 2em rgba(0, 0, 0, 0.05);
}

.underline {
  display: block;
  position: absolute;
  z-index: 0;
  bottom: 0;
  left: 0;
  height: var(--underline-height);
  width: 20%;
  background: black;
  pointer-events: none;
  mix-blend-mode: multiply;
  transition: -webkit-transform var(--transition-duration) ease-in-out;
  transition: transform var(--transition-duration) ease-in-out;
  transition: transform var(--transition-duration) ease-in-out, -webkit-transform var(--transition-duration) ease-in-out;
}
.underline:nth-child(1) {
  background: yellow;
  transition: calc(var(--transition-duration) * .8);
}
.underline:nth-child(2) {
  background: cyan;
  transition: calc(var(--transition-duration) * 1.2);
}
.underline:nth-child(3) {
  background: magenta;
}

a {
  display: inline-block;
  z-index: 10;
  width: 20%;
  padding: 1em 0;
  text-align: center;
  cursor: pointer;
}

nav.black .underline {
  background: #222;
  border-radius: .25em;
  height: calc(var(--underline-height) / 2);
}

nav.full {
  font-weight: bold;
  background: #111;
  color: white;
}
nav.full .underline {
  height: 100%;
  background: gold;
}

nav.retro .underline {
  border-radius: 100% 100% 0 0;
}
nav.retro .underline:nth-child(1) {
  background: gold;
}
nav.retro .underline:nth-child(2) {
  background: dodgerblue;
}
nav.retro .underline:nth-child(3) {
  background: tomato;
}

JavaScript

粒子时间文字 hover canvas 3d 游戏音乐火焰水波轮播图鼠标跟随动画 css 加载动画导航菜单按钮滑块 tab 弹出层统计图 svg