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console 命令行工具 X clear

                    
>
console
<div class="container">
	<nav>
		<a href="#">home</a>
		<a href="#">about</a>
		<a href="#">blog</a>
		<a href="#">protfolio</a>
		<a href="#">conanct</a>
		<div class="animation"></div>
	</nav>
</div>
* {
    padding: 0;
    margin: 0;
}

body {
    display: flex;
    width: 100%;
    height: 100vh;
    justify-content: center;
    align-items: center;
    background-color: rgb(17, 55, 87);
}

nav {
    position: relative;
    width: 590px;
    height: 50px;
    background-color: rgb(20, 66, 104);
    border-radius: 8px;
    box-shadow: 0 2px 3px rgba(0, 0, 0, 0.1);
}

nav a {
    z-index: 10;
    position: relative;
    display: block;
    float: left;
    font-size: 15px;
    line-height: 50px;
    width: 100px;
    height: 50px;
    text-decoration: none;
    text-transform: uppercase;
    color: #ffff;
    text-align: center;
}

nav a:nth-child(1) {
    width: 100px;
}

nav a:nth-child(2) {
    width: 110px;
}

nav a:nth-child(3) {
    width: 100px;
}

nav a:nth-child(4) {
    width: 160px;
}

nav a:nth-child(5) {
    width: 120px;
}

nav .animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100px;
    height: 100%;
    background-color: #f97f51;
    z-index: 1;
    transition: all 0.3s;
    border-radius: 8px;
}

nav a:nth-child(1):hover~.animation {
    width: 100px;
    left: 0px;
}

nav a:nth-child(2):hover~.animation {
    width: 110px;
    left: 100px;
}

nav a:nth-child(3):hover~.animation {
    width: 100px;
    left: 210px;
}

nav a:nth-child(4):hover~.animation {
    width: 160px;
    left: 310px;
}

nav a:nth-child(5):hover~.animation {
    width: 120px;
    left: 470px;
}