css3鼠标悬停按钮的动画

这是一款css3鼠标悬停按钮的动画。该动画效果在鼠标悬停到超链接上面的时候，通过伪元素来制作边框浮动动画，效果非常炫酷。

使用方法

HTML结构

该css3鼠标悬停按钮的动画的HTML结构如下。

<div class="container">
          <div class="row pad-15">
              <div class="col-sm-3">
                  <a href="#" class="link"><span>hover me</span></a>
              </div>

              <div class="col-sm-3">
                  <a href="#" class="link"><span>hover me</span></a>
              </div>

              <div class="col-sm-3">
                  <a href="#" class="link"><span>hover me</span></a>
              </div>

              <div class="col-sm-3">
                  <a href="#" class="link"><span>hover me</span></a>
              </div>
          </div>
      </div>
  </div>
                

CSS样式

然后通过下面的CSS样式来制作鼠标悬停动画效果。

.link{
   display: inline-block;
   position: relative;
}
.link span{
   display: block;
   padding: 7px 15px;
   font-size: 23px;
   color: #202020;
   letter-spacing: 1px;
   text-transform: uppercase;
   text-align: center;
   transition: all 0.5s ease 0s;
}
.link:hover span{ color: #ff5c19; }
.link:before,
.link:after,
.link span:before,
.link span:after{
   content: "";
   width: 25%;
   height: 100%;
   border-radius: 30px;
   border: 3px solid #ff5c19;
   border-left: none;
   border-right: none;
   position: absolute;
   top: 0;
   left: 0;
   opacity: 0;
   transform: scale(0.8);
   transition: all 0.3s ease 0s;
}
.link:after{ left: 25%; }
.link span:before{ left: 50%; }
.link span:after{ left: 75%; }
.link:hover:before,
.link:hover:after,
.link:hover span:before,
.link:hover span:after{
   border-radius: 0;
   opacity: 1;
   transform: scale(1);
}
.link:hover:before{ border-left: 3px solid #ff5c19; }
.link:hover span:after{ border-right: 3px solid #ff5c19; }
@media only screen and (max-width: 990px){
    .link span{ font-size: 20px; }
}
@media only screen and (max-width: 767px){
    .link{ margin-bottom: 20px; }
}