css3鼠标滑过动画

发布于 结一

本实例共有五个鼠标滑过的动画效果,但其实原理都是差不多。第一个是多加了一个空白的标签,来显示那个遮罩的三角形;第二,三,四都是对却是用border来生成的遮罩,至于第五个效果就比较复杂,不过原理都是一样的,实际应用也不需要那么复杂。所以只需把前面四个简单的学会了,第五个就当做欣赏吧,扩大自己的视野,以后举一反三的机会多的是。说到底,transition的动画变换来变换去,都是那么几个属性,关键在于对基本属性的把握及对动画效果的设计,多看点效果积累点,以后也可以做到得心应手。

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css主要代码:

.view {
   width: 300px;
   height: 200px;
   margin: 10px;
   float: left;
   border: 5px solid #fff;
   overflow: hidden;
   position: relative;
   text-align: center;
   box-shadow: 0px 0px 5px #aaa;
   cursor: default;
}
.view .mask, .view .content {
   width: 300px;
   height: 200px;
   position: absolute;
   overflow: hidden;
   top: 0;
   left: 0;
}
.view img {
   display: block;
   position: relative;
}
.view a.info {
   background:url(../img/link.png) center no-repeat;
   display: inline-block;
   text-decoration: none;
   padding:0;
   text-indent:-9999px;
   width:20px;
   height:20px;
}

/*demo1*/
.effect img {
   opacity:1;
   transform:scale(1,1);
   transition: all 0.2s ease-in;
}
.effect .mask {
   opacity:0;
   overflow:visible;
   border-color:rgba(0,0,0,0.7) transparent transparent transparent;
   border-style:solid;
   border-width:150px;
   width:0;
   height:0;
   transform:translateY(-125px);
   transition: transform 0.2s 0.1s ease-out, opacity 0.3s ease-in-out;
}
.effect a.info {
   opacity:0;
   transform:translateY(-125px);
   transition: transform 0.3s ease-in, opacity 0.1s ease-in-out;
}
.effect:hover img {
   opacity:0.7;
   transform:scale(2,2);
}
.effect:hover .mask {
   opacity: 1;
   transform: translateY(0px);
}
.effect:hover a.info {
   opacity:1;
   transform:translateY(100px);
}
/*demo2*/
.second-effect .mask {
   opacity: 0;
   overflow:visible;
   border:0px solid rgba(0,0,0,0.7);
   box-sizing:border-box;
   transition: all 0.4s ease-in-out;
}
.second-effect a.info {
   position:relative;
   top:-10px;
   opacity:0;
   transform:scale(0,0);
   transition: transform 0.2s 0.1s ease-in, opacity 0.1s ease-in-out;
}
.second-effect:hover .mask {
   opacity: 1;
   border:100px solid rgba(0,0,0,0.7);
}
.second-effect:hover a.info {
   opacity:1;
   transform:scale(1,1);
   transition-delay:0.3s;
}
/*demo3*/
.third-effect .mask {
   opacity: 0;
   overflow:visible;
   border:100px solid rgba(0,0,0,0.7);
   box-sizing:border-box;
   transition: all 0.4s ease-in-out;
}
.third-effect a.info {
   position:relative;
   top:-10px; /* Center the link */
   opacity: 0;
   transition: opacity 0.5s 0s ease-in-out;
}
.third-effect:hover .mask {
   opacity: 1;
   border:100px solid rgba(0,0,0,0.7);
}
.third-effect:hover a.info {
   opacity:1;
   transition-delay: 0.3s;
}
/*demo4*/
.fourth-effect .mask {
   position:absolute; /* Center the mask */
   top:50px;
   left:100px;
   cursor:pointer;
   border-radius: 50px;
   border-width: 50px;
   display: inline-block;
   height: 100px;
   width: 100px;
   border: 50px solid rgba(0, 0, 0, 0.7);
   box-sizing:border-box;
   opacity:1;
   visibility:visible;
   transform:scale(4);
   transition:all 0.3s ease-in-out;
}
.fourth-effect:hover .mask {
   opacity: 0;
   border:0px solid rgba(0,0,0,0.7);
   visibility:hidden;
}
/*demo5*/
.fifth-effect img {
   opacity:0.2;
   transition: all 0.3s ease-in;
}
.fifth-effect .mask {
   cursor:pointer;
   opacity:1;
   visibility:visible;
   border:100px solid rgba(0,0,0,0.7);
   box-sizing:border-box;
   transition: all 0.4s cubic-bezier(0.940, 0.850, 0.100, 0.620);
}
.fifth-effect:hover .mask {
   border:0px double rgba(0,0,0,0.7);
   opacity:0;
   visibility:hidden;
}
.fifth-effect:hover img {
   opacity:1;
}

demodownload

查看更多:http://www.alessioatzeni.com/blog/css3-hover-effects/

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