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C # - Преимущества события ключевое слово?

<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8">
        <meta name="viewport" content="width=device-width, initial-scale=1">


      <style>
      body{
  /*-------------------important for fluid images---\/--*/
  overflow-x: hidden; /* some browsers shows it for mysterious reasons to me*/
  overflow-y: scroll;
  margin-left:0px;
  margin-top:0px;
  /*-------------------important for fluid images---/\--*/
      }
      .thirddiv{
      float:left;
      width:100vw;
      height:100vh;
      margin:0px;
      background:olive;
      }
      .thirdclassclassone{
      float:left;   /*important*/
      background:grey;
      width:80vw;
      height:80vh; /*match with img height bellow*/
      margin-left:10vw; /* 100vw minus "width"/2    */
      margin-right:10vw; /* 100vw minus "width"/2   */
      margin-top:10vh;
      }
      .thirdclassclassone img{
      position:relative; /*important*/
     display: block;  /*important*/
    margin-left: auto;  /*very important*/
    margin-right: auto;  /*very important*/
    height:80vh; /*match with parent div above*/

    /*--------------------------------
    margin-top:5vh;
    margin-bottom:5vh;
    ---------------------------------*/
    /*---------------------set margins to match total  height of parent di----------------------------------------*/
      }
    </style>           
</head>  
<body>
    <div class="thirddiv">
       <div class="thirdclassclassone">
       <img src="ireland.png">
    </div>      
</body>
</html>
30
задан Michael Yanni 22 August 2013 в 16:22
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