[css3动画]css3实现鼠标悬停动态特效

【www.bbyears.com--css3教程】

效果如下

 

html代码：

 代码如下

 
       
           
                LOW POLY BACKGROUND
           
                Download
       

css3代码：

 

 代码如下 .contener
{
  width:310px;
  height:140px;
  background-image:url(fond.png);
  overflow: hidden;
  cursor: pointer;
  position:relative;
}
.txt_init
{
  position: absolute;
  bottom: 5px;
  right: 5px;
  font-family: "Roboto";
  font-size: 22px;
  color: #ffffff;
  font-weight: 500;
}
.opac
{
  opacity: 0;
}
.contener:hover .opac
{
  width:310px;
  position: absolute;
  z-index: 1;
  font-family: "Roboto";
  font-size: 25px;
  color: #ffffff;
  font-weight: 300;
  line-height: 140px;
  height:140px;
  opacity: 1;
  background-color: rgba(0,0,0,0.7);
  -webkit-animation:oblik 0.4s ease-in;
  -webkit-transform-origin: 0% 100%;
  -moz-animation:oblik 0.4s ease-in;
  -moz-transform-origin: 0% 100%;
  -ms-animation:oblik 0.4s ease-in;
  -ms-transform-origin: 0% 100%;
  animation:oblik 0.4s ease-in;
  transform-origin: 0% 100%;
 
}
@-webkit-keyframes oblik {
  0% {opacity:0;-webkit-transform: rotate(-45deg);}
  100% {opacity:1;-webkit-transform: rotate(0deg);}  
}
@-moz-keyframes oblik {
  0% {opacity:0;-moz-transform: rotate(-45deg);}
  100% {opacity:1;-moz-transform: rotate(0deg);}  
}
@-ms-keyframes oblik {
  0% {opacity:0;-ms-transform: rotate(-45deg);}
  100% {opacity:1;-ms-transform: rotate(0deg);}  
}
@keyframes oblik {
  0% {opacity:0;transform: rotate(-45deg);}
  100% {opacity:1;transform: rotate(0deg);}  
}

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