2017-08-25 45 views

回答

0

那是你在找什么?

/* 
 
* Housekeeping 
 
*/ 
 
body { 
 
    font: normal 16px/1.5 Arial, sans-serif; 
 
} 
 

 
h1, p { 
 
    margin: 0; 
 
    padding: 0 0 .5em; 
 
} 
 

 
.container { 
 
    margin: 0 auto; 
 
    max-width: 480px; 
 
} 
 

 
/* 
 
* Caption component 
 
*/ 
 
.caption { 
 
    position: relative; 
 
    overflow: hidden; 
 

 
    /* Only the -webkit- prefix is required these days */ 
 
    -webkit-transform: translateZ(0); 
 
      transform: translateZ(0); 
 
} 
 

 
.caption::before { 
 
    content: ' '; 
 
    position: absolute; 
 
    top: 0; 
 
    right: 0; 
 
    bottom: 0; 
 
    left: 0; 
 
    background: transparent; 
 
    transition: background .35s ease-out; 
 
} 
 

 
.caption:hover::before { 
 
    background: rgba(0, 0, 0, .5); 
 
} 
 

 
.caption__media { 
 
    display: block; 
 
    min-width: 100%; 
 
    max-width: 100%; 
 
    height: auto; 
 
} 
 

 
.caption__overlay { 
 
    position: absolute; 
 
    top: 0; 
 
    right: 0; 
 
    bottom: 0; 
 
    left: 0; 
 
    padding: 10px; 
 
    color: white; 
 

 
    -webkit-transform: translateY(100%); 
 
      transform: translateY(100%); 
 

 
    transition: -webkit-transform .35s ease-out; 
 
    transition:   transform .35s ease-out; 
 
} 
 

 
.caption:hover .caption__overlay { 
 
    -webkit-transform: translateY(0); 
 
      transform: translateY(0); 
 
} 
 

 
.caption__overlay__title { 
 
    -webkit-transform: translateY(-webkit-calc(-100% - 10px)); 
 
      transform: translateY(calc(-100% - 10px)); 
 

 
    transition: -webkit-transform .35s ease-out; 
 
    transition:   transform .35s ease-out; 
 
} 
 

 
.caption:hover .caption__overlay__title { 
 
    -webkit-transform: translateY(0); 
 
      transform: translateY(0); 
 
}
<div class="container"> 
 

 
    <article class="caption"> 
 
     <img class="caption__media" src="http://farm7.staticflickr.com/6088/6128773012_bd09c0bb4e_z_d.jpg" /> 
 
     <div class="caption__overlay"> 
 
      <h1 class="caption__overlay__title">Alaska</h1> 
 
      <p class="caption__overlay__content"> 
 
       Alaska is a U.S. state situated in the northwest extremity of the North American continent. Bordering the state is Canada to the east, the Arctic Ocean to the north, and the Pacific Ocean to the west and south, with Russia (specifically, Siberia) further west across the Bering Strait. 
 
      </p> 
 
     </div> 
 
    </article> 
 

 
</div>

我花了字面上4秒搜索谷歌和4粘贴,并回答它 从这个dude