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这篇文章主要介绍"CSS3怎么实现自适应全屏焦点图切换特效"，在日常操作中，相信很多人在CSS3怎么实现自适应全屏焦点图切换特效问题上存在疑惑，小编查阅了各式资料，整理出简单好用的操作方法，希望对大家解答"CSS3怎么实现自适应全屏焦点图切换特效"的疑惑有所帮助!接下来，请跟着小编一起来学习吧!

自适应全屏焦点图切换CSS3特效代码

*{margin:0;padding:0;list-style: none;}

img.bg{min-width: 1024px;min-height: 100%;width: 100%;height: auto!important;height: 100%;position: fixed;top: 0;left: 0;z-index: 1;}

@media screen and (max-width: 1024px) {

img.bg{

left: 50%;

margin-left: -512px;

}

}

.slider{

position: absolute;

width: 100%;

text-align: center;

z-index: 999;

bottom: 100px;

}

.slider li{

display: inline-block;

width: 170px;

height: 130px;

margin-right: 15px;

}

.slider a{

display: inline-block;

width: 170px;

padding-top:70px;

padding-bottom:20px;

position: relative;

cursor: pointer;

border:2px solid #fff;

border-radius: 5px;

vertical-align: top;/*设置元素的垂直对齐方式。*/

color: #FFFFFF;

text-decoration: none;

font-size: 22px;

font-family: "楷体";

text-shadow: -1px -1px 1px rgba(0,0,0,0.8),

-2px -2px 1px rgba(0, 0, 0, 0.3),

-3px -3px 1px rgba(0, 0, 0, 0.3);

}

.slider li:nth-of-type(1) a{

background-color: #02646e;

}

.slider li:nth-of-type(2) a{

background-color: #eb0837;

}

.slider li:nth-of-type(3) a {

background-color: #67b374;

}

.slider li:nth-of-type(4) a {

background-color: #e6674a;

}

.slider li:nth-of-type(5) a {

background-color: #e61061;

}

.slider a::after{/*:after 选择器在被选元素的内容后面插入内容。*/

content: "";

display: block;

height: 120px;

width: 120px;

border:5px solid #fff;

border-radius: 50%;

position: absolute;

left: 50%;

margin-left: -60px;

z-index: 9999;

top: -80px;

}

.slider li:nth-of-type(1) a::after {

/*:nth-of-type(n) 选择器匹配属于父元素的特定类型的第 N 个子元素的每个元素.*/

background: url(img/sbg1.jpg) no-repeat center;

}

.slider li:nth-of-type(2) a::after {

background: url(img/sbg2.jpg) no-repeat center;

}

.slider li:nth-of-type(3) a::after {

background: url(img/sbg3.jpg) no-repeat center;

}

.slider li:nth-of-type(4) a::after {

background: url(img/sbg4.jpg) no-repeat center;

}

.slider li:nth-of-type(5) a::after {

background: url(img/sbg5.jpg) no-repeat center;

}

.slider a::before{

content: "";

display: block;

height: 120px;

width: 120px;

border:5px solid #fff;

border-radius: 50%;

position: absolute;

left: 50%;

margin-left: -60px;

z-index: 99999;

top: -80px;

background:rgba(0,0,0,0.3);

}

.slider a:hover::before{

opacity: 0;

}

@-webkit-keyframes 'slideLeft'{

0%{

left:-500px;

}

100%{

left:0;

}

}

.slideLeft:target{

/*:target 选择器可用于选取当前活动的目标元素*/

z-index: 100;

animation: slideLeft 1s 1;

-webkit-animation: slideLeft 1s 1;

}

@-webkit-keyframes 'slideBottom'{

0%{

top:350px;

}

100%{

top:0;

}

}

.slideBottom:target{

/*:target 选择器可用于选取当前活动的目标元素*/

z-index: 100;

animation: slideBottom 1s 1;

-webkit-animation: slideBottom 1s 1;

}

@-webkit-keyframes 'zoomIn' {

0% {

-webkit-transform: scale(0.1);

}

100% {

-webkit-transform: none;

}

}

.zoomIn:target {

z-index: 100;

-webkit-animation: zoomIn 1s 1;

animation: zoomIn 1s 1;

}

/* Zoom Out */

@-webkit-keyframes 'zoomOut' {

0% {

-webkit-transform: scale(2);

}

100% {

-webkit-transform: none;

}

}

.zoomOut:target {

z-index: 100;

-webkit-animation: zoomOut 1s 1;

animation: zoomOut 1s 1;

}

/* Rotate */

@-webkit-keyframes 'rotate' {

0% {

-webkit-transform: rotate(-360deg) scale(0.1);

}

100% {

-webkit-transform: none;

}

}

.rotate:target {

z-index: 100;

-webkit-animation: rotate 1s 1;

animation: rotate 1s 1;

}

@-webkit-keyframes 'notTarget' {

0% {

z-index: 75;

}

100% {

z-index: 75;

}

}

.bg:not(:target) {

-webkit-animation: notTarget 1s 1;

animation: notTarget 1s 1

}

.page {

text-align:left;

}

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