css3 animation 学习
css3中可以实现动画效果,主要是通过css3中新增加的属性(transform , transition,animation )来完成。
他们的详细解释可以参考 W3CSCHOOL
下面是效果图:
类似于tab选项卡,当点击某个input的时候,就以动画的效果来显示对应的内容区域。
- <html lang="zh" >
- <head>
- <meta charset="UTF-8">
- <meta name="viewport" content="width=device-width, initial-scale=1.0">
- <style>
- body{
- overflow: hidden;
- }
- .st-container {
- position: absolute;
- width: 100%;
- height: 100%;
- top: 0;
- left: 0;
- font-family: Arial, sans-serif;
- }
- /*put the “navigation” at the top of the page by giving it a fixed position*/
- .st-container > input,
- .st-container > a {
- position: fixed;
- top: 0;
- width: 20%;
- cursor: pointer;
- font-size: 16px;
- height: 34px;
- line-height: 34px;
- }
- .st-container > input {
- opacity: 0;
- z-index: 1000;
- }
- .st-container > a {
- z-index: 10;
- font-weight: 700;
- background: #e23a6e;
- color: #fff;
- text-align: center;
- text-shadow: 1px 1px 1px rgba(151,24,64,0.2);
- text-decoration: none;
- }
- /*It will have the same background color like the link elements:*/
- .st-container:after {
- content: '';
- position: fixed;
- width: 100%;
- height: 34px;
- background: #e23a6e;
- z-index: 9;
- top: 0;
- }
- /*give input and links respective left values*/
- #st-control-1, #st-control-1 + a {
- left: 0;
- }
- #st-control-2, #st-control-2 + a {
- left: 20%;
- }
- #st-control-3, #st-control-3 + a {
- left: 40%;
- }
- #st-control-4, #st-control-4 + a {
- left: 60%;
- }
- #st-control-5, #st-control-5 + a {
- left: 80%;
- }
- /*define a “selected” state for the link elements.*/
- .st-container > input:checked + a,
- .st-container > input:checked:hover + a{
- background: #821134;
- }
- /*add a little triangle using the pseudo-class :after and give it the same color:*/
- .st-container > input:checked + a:after,
- .st-container > input:checked:hover + a:after{
- top: 100%;
- border: solid transparent;
- content: '';
- height: 0;
- width: 0;
- position: absolute;
- pointer-events: none;
- border-top-color: #821134;
- border-width: 20px;
- left: 50%;
- margin-left: -20px;
- }
- /*define a hover state for the link element:*/
- .st-container > input:hover + a{
- background: #AD244F;
- }
- .st-container > input:hover + a:after {
- border-bottom-color: #AD244F;
- }
- /*define scroll panel style*/
- .st-scroll,
- .st-panel {
- position: relative;
- width: 100%;
- height: 100%;
- }
- .st-scroll {
- top: 0;
- left: 0;
- -webkit-transition: all 0.6s ease-in-out;
- /* Let's enforce some hardware acceleration */
- -webkit-transform: translate3d(0, 0, 0);
- -webkit-backface-visibility: hidden;
- border: solid 1px #ccc;
- }
- .st-panel{
- background: #fff;
- overflow: hidden;
- }
- /**define the positions for the st-scroll wrapper for each checked radio button*/
- #st-control-1:checked ~ .st-scroll {
- -webkit-transform: translateY(0%);
- background-color: green;
- }
- #st-control-2:checked ~ .st-scroll {
- -webkit-transform: translateY(-100%);
- background-color: green;
- }
- #st-control-3:checked ~ .st-scroll {
- -webkit-transform: translateY(-200%);
- background-color: green;
- }
- #st-control-4:checked ~ .st-scroll {
- -webkit-transform: translateY(-300%);
- background-color: green;
- }
- #st-control-5:checked ~ .st-scroll {
- -webkit-transform: translateY(-400%);
- background-color: green;
- }
- #st-control-1:checked ~ .st-scroll #st-panel-1 h2,
- #st-control-2:checked ~ .st-scroll #st-panel-2 h2,
- #st-control-3:checked ~ .st-scroll #st-panel-3 h2,
- #st-control-4:checked ~ .st-scroll #st-panel-4 h2,
- #st-control-5:checked ~ .st-scroll #st-panel-5 h2{
- -webkit-animation: moveDown 1.6s ease-in-out 1.2s backwards;
- }
- /** define animation for the scroll panel*/
- @keyframes moveDown{
- 0% {
- -webkit-transform: translateY(-40px);
- opacity: 0;
- }
- 100% {
- -webkit-transform: translateY(0px);
- opacity: 1;
- }
- }
- .st-panel h2 {
- color: #e23a6e;
- text-shadow: 1px 1px 1px rgba(151,24,64,0.2);
- position: absolute;
- font-size: 54px;
- font-weight: 900;
- width: 80%;
- left: 10%;
- text-align: center;
- line-height: 50px;
- margin: -70px 0 0 0;
- padding: 0;
- top: 50%;
- -webkit-backface-visibility: hidden;
- }
- .st-panel p {
- position: absolute;
- text-align: center;
- font-size: 16px;
- line-height: 22px;
- color: #8b8b8b;
- z-index: 2;
- padding: 0;
- width: 50%;
- left: 25%;
- top: 50%;
- margin: 10px 0 0 0;
- -webkit-backface-visibility: hidden;
- }
- </style>
- <body>
- <div class="container">
- <div class="st-container">
- <input type="radio" name="radio-set" checked="checked" id="st-control-1">
- <a href="#st-panel-1">Serendipity</a>
- <input type="radio" name="radio-set" id="st-control-2">
- <a href="#st-panel-2">Happiness</a>
- <input type="radio" name="radio-set" id="st-control-3">
- <a href="#st-panel-3">Tranquillity</a>
- <input type="radio" name="radio-set" id="st-control-4">
- <a href="#st-panel-4">Positivity</a>
- <input type="radio" name="radio-set" id="st-control-5">
- <a href="#st-panel-5">Passion</a>
- <div class="st-scroll">
- <!-- Placeholder text from http://hipsteripsum.me/ -->
- <section class="st-panel" id="st-panel-1">
- <h2>Serendipity</h2>
- <p>Banksy adipisicing eiusmod banh mi sed. Squid stumptown est odd future nisi, commodo mlkshk pop-up adipisicing retro.</p>
- </section>
- <section class="st-panel st-color" id="st-panel-2">
- <h2>Happiness</h2>
- <p>Art party readymade beard labore cosby sweater culpa. Art party whatever incididunt, scenester umami polaroid tofu.</p>
- </section>
- <section class="st-panel" id="st-panel-3">
- <h2>Tranquillity</h2>
- <p>Sint aute occaecat id vice. Post-ironic fap pork belly next level godard, id fanny pack williamsburg forage truffaut.</p>
- </section>
- <section class="st-panel st-color" id="st-panel-4">
- <h2>Positivity</h2>
- <p>Mixtape fap leggings art party, butcher authentic farm-to-table you probably haven't heard of them do labore cosby sweater.</p>
- </section>
- <section class="st-panel" id="st-panel-5">
- <h2>Passion</h2>
- <p>Fixie ad odd future polaroid dreamcatcher, nesciunt carles bicycle rights accusamus mcsweeney's mumblecore nulla irony.</p>
- </section>
- </div><!-- // st-scroll -->
- </div><!-- // st-container -->
- </div>
- </body>
- </html>