纯CSS实现一个简单实用的悬停提示信息框

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JavaScript

编译

CSS

html {
    box-sizing: border-box;
}
*,
*::after,
*::before {
    box-sizing: inherit;
}
body {
    margin: 0;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100vh;
    background-image: url("https://static.pexels.com/photos/338533/pexels-photo-338533.jpeg");
    background-position: center center;
    background-size: cover;
    background-repeat: no-repeat;
}
body:before {
    position: absolute;
    content: '';
    width: 100%;
    height: 100%;
    background: #c21500;
    background: -webkit-linear-gradient(45deg, #651fff, #ffc500);
    background: linear-gradient(45deg, #651fff, #ffc500);
    opacity: 0.9;
    z-index: 0;
}
.icon {
    position: relative;
    display: inline-block;
    width: 24px;
    height: 24px;
    color: white;
    -webkit-mask: url("http://geekstudios.co/testing/assets/svg/logo.svg") no-repeat center;
    mask: url("http://geekstudios.co/testing/assets/svg/logo.svg") no-repeat left center;
    -webkit-mask-size: 24px;
    mask-size: 24px;
    background-color: white;
}
.wrapper {
    width: 50%;
    height: 50%;
}
.wrapper h1 {
    position: relative;
    display: block;
    width: 100%;
    margin: 0;
    padding: 0;
    font-weight: 100;
    color: white;
    letter-spacing: 1px;
    line-height: 3;
    text-align: center;
}
.wrapper .social-links {
    position: relative;
    width: 100%;
    margin: 0;
    padding: 0;
    list-style-type: none;
}
.wrapper .social-links li {
    display: inline-block;
    width: 25%;
    text-align: center;
    float: left;
}
.wrapper .social-links li a {
    font-size: 24px;
    color: whitesmoke;
}
a[data-tooltip].top:before,
a[data-tooltip].top:after {
    transform: translateY(10px);
}
a[data-tooltip].top:hover:after,
a[data-tooltip].top:hover:before {
    transform: translateY(0px);
}
a[data-tooltip].right:before,
a[data-tooltip].right:after {
    transform: translateX(0px);
}
a[data-tooltip].right:hover:after,
a[data-tooltip].right:hover:before {
    transform: translateX(10px);
}
a[data-tooltip].bottom:before,
a[data-tooltip].bottom:after {
    transform: translateY(-10px);
}
a[data-tooltip].bottom:hover:after,
a[data-tooltip].bottom:hover:before {
    transform: translateY(0px);
}
a[data-tooltip].left:before,
a[data-tooltip].left:after {
    transform: translateX(0px);
}
a[data-tooltip].left:hover:after,
a[data-tooltip].left:hover:before {
    transform: translateX(-10px);
}
a[data-tooltip] {
    position: relative;
}
a[data-tooltip]:after,
a[data-tooltip]:before {
    position: absolute;
    visibility: hidden;
    opacity: 0;
    transition: transform 200ms ease, opacity 200ms;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
    z-index: 99;
}
a[data-tooltip]:before {
    content: attr(data-tooltip);
    background: #000;
    color: #fff;
    font-size: 10px;
    font-weight: bold;
    padding: 10px 15px;
    border-radius: 5px;
    white-space: nowrap;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
}
a[data-tooltip]:after {
    width: 0;
    height: 0;
    border: 6px solid transparent;
    content: '';
}
a[data-tooltip]:hover:after,
a[data-tooltip]:hover:before {
    visibility: visible;
    opacity: 0.85;
    transform: translateY(0px);
}
a[data-tooltip][data-position="top"]:before {
    bottom: 100%;
    left: -130%;
    margin-bottom: 10px;
}
a[data-tooltip][data-position="top"]:after {
    border-top-color: #000;
    border-bottom: none;
    bottom: 101%;
    left: calc(50% - 6px);
    margin-bottom: 4px;
}
a[data-tooltip][data-position="left"]:before {
    top: -12%;
    right: 100%;
    margin-right: 10px;
}
a[data-tooltip][data-position="left"]:after {
    border-left-color: #000;
    border-right: none;
    top: calc(50% - 3px);
    right: 100%;
    margin-top: -6px;
    margin-right: 4px;
}
a[data-tooltip][data-position="right"]:before {
    top: -5%;
    left: 100%;
    margin-left: 10px;
}
a[data-tooltip][data-position="right"]:after {
    border-right-color: #000;
    border-left: none;
    top: calc(50% - 6px);
    left: calc(100% + 4px);
}
a[data-tooltip][data-position="bottom"]:before {
    top: 100%;
    left: -130%;
    margin-top: 10px;
}
a[data-tooltip][data-position="bottom"]:after {
    border-bottom-color: #000;
    border-top: none;
    top: 100%;
    left: 5px;
    margin-top: 4px;
}

HTML

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html5, css3, tooltip

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Friendly Little Tooltips

html5, css3, tooltip

纯CSS3实现的鼠标悬停呈现提示信息框

CSS3 带悬停信息提示框的水平时间线（紫红色调渐变背景）

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