纯css实现点击事件 

 1 <!DOCTYPE html>
 2 <html lang="en">
 3 <head>
 4     <meta charset="UTF-8">
 5     <title>点击</title>
 6     <style>
 7         * {
 8             margin: 0;
 9             padding: 0;
10         }
11 
12         .box {
13             position: relative;
14             display: block;
15             float: left;
16             width: 50px;
17             height: 50px;
18             margin-top: 100px;
19             margin-left: 100px;
20             border: 1px solid #18c250;
21             border-radius: 3px;
22         }
23 
24         input[type=checkbox]:checked + label .box:before {
25             content: "";
26             position: absolute;
27             top: 28px;
28             left: 2px;
29             width: 23px;
30             height: 3px;
31             background-color: #18c250;
32             transform: rotate(45deg);
33             -webkit-transform: rotate(45deg);
34         }
35 
36         input[type=checkbox]:checked + label .box:after {
37             content: "";
38             position: absolute;
39             top: 24px;
40             left: 15px;
41             width: 37px;
42             height: 3px;
43             background-color: #18c250;
44             transform: rotate(-45deg);
45             -webkit-transform: rotate(-45deg);
46         }
47 
48         .info {
49             float: left;
50             margin-top: 92px;
51             margin-left: 10px;
52             font-size: 48px;
53             user-select: none;
54         }
55 
56         label {
57             display: inline-block;
58             max-width: 100%;
59         }
60 
61         input[type=checkbox]{
62             display: none;
63         }
64 
65     </style>
66 </head>
67 <body>
68 <input id="input" type="checkbox">
69 <label for="input">
70     <span class="box"></span>
71     <span class="info">已阅读协议书</span>
72 </label>
73 </body>
74 </html>

效果：

 注意点：input要写在label前面，因为 + 选择器指的是兄弟元素中的弟弟元素，不包括哥哥元素。

写这个的初衷就在于那个亘古不变的道理，能用CSS解决的就不用js

在来个炫酷点的开关

 1 <!DOCTYPE html>
 2 <html lang="en">
 3 <head>
 4     <meta charset="UTF-8">
 5     <title>Title</title>
 6     <style>
 7         *{
 8             margin: 0;
 9             padding: 0;
10         }
11         body{
12             background-color: #abcdef;
13         }
14         input{
15             display: none;
16         }
17         .switch{
18             position: relative;
19             display: block;
20             width: 38px;
21             height: 20px;
22             cursor: pointer;
23             user-select: none;
24             margin-top: 100px;
25             margin-left: 100px;
26             border-radius: 10px;
27             background-color: #b0b0b0;
28         }
29         .switch:before{
30             content: 'OFF';
31             position: absolute;
32             top: 1px;
33             right: 2px;
34             font-size: 12px;
35             color: #fff;
36             transform: scale(.75);
37             -webkit-transform: scale(.75);
38         }
39         .switch:after{
40             content: "";
41             position: absolute;
42             top: -1px;
43             left: -6px;
44             width: 22px;
45             height: 22px;
46             border-radius: 50%;
47             background-color: #fff;
48             -webkit-transition: left 200ms linear;
49         }
50         input[type=checkbox]:checked + label .switch{
51             background-color: #18c250;
52         }
53         input[type=checkbox]:checked + label .switch:before{
54             content: "ON";
55             right: 15px;
56         }
57         input[type=checkbox]:checked + label .switch:after{
58             left: 25px;
59         }
60     </style>
61 </head>
62 <body>
63 <input id="input1" type="checkbox">
64 <label for="input1">
65     <a class="switch">
66 
67     </a>
68 </label>
69 <input id="input2" type="checkbox">
70 <label for="input2">
71     <a class="switch">
72 
73     </a>
74 </label>
75 </body>
76 </html>

效果：

posted @ 2017-03-21 18:52  晨落梦公子  阅读(23588)  评论(0)  编辑  收藏  举报