新增第158个小实例：快捷菜单图标按钮交互特效
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154. HTML5+CSS3+JS小实例：可自由拖拽排序的表格
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155. HTML5+CSS3+JS小实例：背景动态变化的登录界面2.0
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156. HTML5+CSS3小实例：纯CSS实现带进度条的人物卡片切换效果
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157. HTML5+CSS3小实例：小球爬楼梯loading加载动画
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157. HTML5+CSS3小实例：小球爬楼梯loading加载动画
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158. HTML5+CSS3+JS小实例：快捷菜单图标按钮交互特效
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*{
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/* 初始化 */
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margin: 0;
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padding: 0;
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}
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body{
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height: 100vh;
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/* 弹性布局 水平+垂直居中 */
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display: flex;
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justify-content: center;
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align-items: center;
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/* 渐变背景 */
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background: linear-gradient(to top left,#84a0f4,#c2e9fb);
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}
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body::before{
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content: "点击右下角";
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color: #fff;
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font-size: 32px;
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text-shadow: 0 3px 3px #4c6ed3;
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}
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.menu-box{
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/* 固定定位 右下角 */
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position: fixed;
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bottom: 40px;
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right: 40px;
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}
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/* 菜单按钮 */
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.menu-button{
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width: 50px;
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height: 50px;
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background-color: #5c67ff;
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border-radius: 50%;
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/* 投影 */
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box-shadow: 0 0 0 4px rgba(92,103,255,0.3);
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color: #fff;
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display: flex;
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justify-content: center;
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align-items: center;
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position: relative;
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z-index: 1;
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cursor: pointer;
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/* 过渡 */
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transition: 0.2s ease-in;
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}
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.menu-button:hover{
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background-color: #4854ff;
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box-shadow: 0 0 0 8px rgba(92,103,255,0.3);
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}
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.menu-button .line-box{
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width: 20px;
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height: 20px;
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display: flex;
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flex-direction: column;
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justify-content: space-between;
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cursor: pointer;
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transition: transform 0.3s ease-out;
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}
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/* 菜单按钮图标（三条杠） */
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.menu-button .line{
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background-color: #fff;
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width: 100%;
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height: 2px;
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border-radius: 2px;
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}
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/* 前后两条短，中间的长 */
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.menu-button .line:first-child{
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width: 50%;
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/* 设置变换的基点 */
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transform-origin: right;
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/* 过渡效果 */
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transition: transform 0.3s ease-in-out;
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}
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.menu-button .line:last-child{
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width: 50%;
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align-self: flex-end;
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transform-origin: left;
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transition: transform 0.3s ease-in-out;
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}
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/* 菜单列表 */
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.menu-list{
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width: 140px;
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height: 160px;
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background-color: #fff;
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border-radius: 8px;
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list-style: none;
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padding: 6px;
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box-shadow: 0 0 4px 4px rgba(92,103,255,0.15);
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position: absolute;
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right: 15px;
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bottom: 15px;
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/* 默认隐藏 */
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opacity: 0;
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transform: scale(0);
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/* 设置变换的基点 */
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transform-origin: bottom right;
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/* 过渡效果 */
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transition: 0.3s ease;
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/* 过渡延迟 */
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transition-delay: 0.1s;
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}
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/* 菜单项 */
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.menu-list li{
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display: flex;
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align-items: center;
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padding: 10px;
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color: #1c3991;
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cursor: pointer;
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position: relative;
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/* 默认隐藏 */
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opacity: 0;
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transform: translateX(-10px);
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transition: 0.2s ease-in;
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}
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.menu-list li:hover{
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color: #5c67ff;
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}
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/* 菜单项下边框 */
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.menu-list li::before{
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content: "";
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width: calc(100% - 24px);
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height: 1px;
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background-color: rgba(92,103,255,0.1);
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position: absolute;
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bottom: 0;
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left: 12px;
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}
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/* 最后一项不用下边框 */
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.menu-list li:last-child::before{
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display: none;
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}
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/* 菜单项图标 */
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.menu-list .fa{
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font-size: 18px;
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width: 18px;
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height: 18px;
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display: flex;
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justify-content: center;
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align-items: center;
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}
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/* 菜单项文本 */
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.menu-list span{
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font-size: 14px;
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margin-left: 8px;
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}
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/* 活动态下的部分样式变化 */
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/* 三条杠的变化 */
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.active .line-box{
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transform: rotate(-45deg);
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}
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.active .line-box .line:first-child{
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transform: rotate(-90deg) translateX(1px);
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}
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.active .line-box .line:last-child{
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transform: rotate(-90deg) translateX(-1px);
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}
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/* 菜单列表的变化 */
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.active .menu-list{
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opacity: 1;
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transform: scale(1);
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}
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.active .menu-list li{
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/* 执行动画：动画名 时长 线性 停留在最后一帧 */
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animation: fade-in-item 0.4s linear forwards;
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}
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/* 接下来为每一项设置动画延迟时间 */
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.active .menu-list li:nth-child(1){
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animation-delay: 0.1s;
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}
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.active .menu-list li:nth-child(2){
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animation-delay: 0.2s;
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}
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.active .menu-list li:nth-child(3){
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animation-delay: 0.3s;
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}
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.active .menu-list li:nth-child(4){
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animation-delay: 0.4s;
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}
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/* 定义动画 */
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@keyframes fade-in-item {
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100%{
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transform: translateX(0);
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opacity: 1;
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}
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}
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@ -0,0 +1,36 @@
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<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=utf-8">
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<meta name="viewport" content="width=device-width,initial-scale=1,maximum-scale=1,user-scalable=no">
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<title>快捷菜单图标按钮交互特效</title>
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<!-- 引入font-awesome字体图标库 -->
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<link rel="stylesheet" href="https://cdn.staticfile.org/font-awesome/4.7.0/css/font-awesome.css">
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<link rel="stylesheet" href="158.css">
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</head>
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<body>
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<div class="menu-box">
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<!-- 图标按钮 -->
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<div class="menu-button">
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<div class="line-box">
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<div class="line"></div>
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<div class="line"></div>
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<div class="line"></div>
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</div>
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</div>
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<!-- 菜单列表 -->
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<ul class="menu-list">
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<li><i class="fa fa-sliders"></i><span>设置</span></li>
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<li><i class="fa fa-clone"></i><span>复制</span></li>
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<li><i class="fa fa-share-square-o"></i><span>分享</span></li>
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<li><i class="fa fa-trash-o"></i><span>删除</span></li>
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</ul>
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</div>
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</body>
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</html>
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<script src="158.js"></script>
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@ -0,0 +1,8 @@
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// 要操作的元素
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const menu_box=document.querySelector('.menu-box');
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const menu_button=document.querySelector('.menu-button');
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// 为菜单按钮绑定点击事件
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menu_button.addEventListener('click',function(){
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menu_box.classList.toggle('active');
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})
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