这个问题只能用代码的形式来解答,如下:
http://www.jqueryba.com/jquery/css3buttom.html
.btn-wrap {
text-align: center
margin: 50px
}
.btn{
position: relative
display: inline-block
line-height: 25px
padding: 5px 15px
margin:10px
transition: all .3s ease-out
text-transform: uppercase
border-radius: 5px
border: 1px solid #1e639a
color: #fff
font-weight: bold
cursor: pointer
text-shadow:0 1px 2px rgba(0,0,0,.4);
box-shadow: inset 1px 0 0 #559ad5,inset -1px 0 0 #559ad5,inset 0 1px 0 #559ad5,inset 0 -1px 0 #559ad5,0 0 1px rgba(0,0,0,0.5);
background: #4086c2/* Old browsers */
background: -*-linear-gradient(to bottom, #4086c2 0%,#2989d8 100%,#3378b1 100%);
}
.btn:hover {
background: #3378b1/* Old browsers */
background: -*-linear-gradient(to bottom, #3378b1 0%,#2989d8 0%,#4086c2 100%);
}
.btn:active:after {
content: ""
display:block
width: 2px
height: 2px
position:absolute
border-radius:2px
top:50%
left: 50%
margin: -1px 0 0 -1px
z-index:2
background: rgba(255,255,255,1);
box-shadow:0 0 10px 5px rgba(255,255,255,0.5),
0 0 20px 10px rgba(255,255,255,0.5),
0 0 30px 15px rgba(255,255,255,0.4),
0 0 40px 20px rgba(255,255,255,0.3),
0 0 50px 25px rgba(255,255,255,0.3),
0 0 60px 30px rgba(255,255,255,0.3),
0 0 70px 35px rgba(255,255,255,0.3);
```
@-webkit-keyframes twinkling{
0%{
opacity:0 /
}
100%{
opacity:1
}
}
.twink_btn{
-webkit-animation: twinkling 1s infinite ease-in-out
}
```