@charset "utf-8";
/* CSS Document */
    body{ background-color:#2A2A2A}
    *{
        margin: 0px;
        padding: 0px;
        font-family: "微软雅黑";
        list-style: none;
    }
    a{
        text-decoration: none;
    }
    .pic{
        overflow: hidden;/*隐藏溢出*/
        width: 1100px;
        height: 420;
        margin: 0 auto;
        padding-top: 70px;
       
    }
    .pic ul li{
        float: left;
        height: 420px;
        width: 100px;
    }
   

    .pic ul .pic1{
        background-image: url(../Images/a1.png) ;
        background-position: center center;  /*图片居中  等比例*/
        background-repeat: no-repeat;  /*图片不平铺*/
    }
    .pic ul .pic2{
        background-image: url(../Images/a2.png) ;
        background-position: center center;
        background-repeat: no-repeat;
    }
    .pic ul .pic3{
        background-image: url(../Images/a3.png)  ;
        background-position: center center;
        background-repeat: no-repeat;
    }
    .pic ul .pic4{
        background-image: url(../Images/a4.png)  ;
        background-position: center center;
        background-repeat: no-repeat;
        width: 600px;
        
    }
   
	
    .txt{
      
        background-color: #000;
        background: rgba(0, 0, 0, .5);
        height: 420px;
        width: 100px;

    }
    .txt p{
       
        float: left;
        color: #fff;
    }
    .txt .p1{
        
        font-size: 13px;
        width: 13px;
        padding: 25px 25px 0px 20px;
    }