.iphone7a{
    margin:-60px 50%;
    width: 274px;
    height: 550px;
 /*background-image: url('images/iphone7pic.jpg');*/
     background-position-x: -180px;
    background-position-y: -65px;
    float:center;
    padding: 0;
}
.iphone7b{
    width: 269px;
    height: 551px;
    background:-webkit-linear-gradient(top,#bbb 0%,#ddd 8%,white 50%,#ddd 92%,#bbb 100%);
    border: 1px solid #aaa;
    border-radius: 38px;
    box-shadow: 6px 6px 10px #999;
    float: left;
    padding: 0;
    margin-left: 2px;
}
.line{
    width: 269px;
    height: 8px;
    background-color: white;
    border: 1px solid #ddd;
    margin:36px -1px; 
    float: left;  }
.iphone7c{
    width: 259px;
    height: 540px;
background-color: white;
    border: 1px solid #ddd;
    border-radius: 36px;
    float: left;
    padding: 0;
    margin:-77px 4px;    
}
.dot01{
    width:3.5px;
    height:3.5px;
    background-color: black;
    border: 1px solid #444;
    border-radius: 50%;
    float: left;
    margin: -455px 131px;
}
.dot02{
    width:5px;
    height:5px;
    background-color: black;
    border: 1px solid #444;
    border-radius: 50%;
    float: left;
    margin: -440px 94px;
}
.phone{
    width: 34px;
    height: 2px;
    background-color: #333;
    border: 1px solid #444;
    border-radius: 2px;
    margin: -438px 116px;
    float: left;
}
.screen{
    width: 240px;
    height: 425px;
    background:-webkit-linear-gradient(left top,#666,black);
    border: 1px solid black;
    border-radius: 2px;
    margin:-409px 13px; 
    float: left;  
}
.click01{
    width:38px;
    height:38px;
    background:-webkit-linear-gradient(left top,#333 0%,#ddd 45%,white 50%,#eee 70%,#555 100%);
    border: 1px solid #ddd;
    border-radius: 50%;
    float: left;
    margin: 26px 115px;
}
.click02{
    width:30px;
    height:30px;
   background-color: white;
       border: 1px solid #ddd;
    border-radius: 50%;
    float: left;
    margin: -60px 119px;
}
.icon01{
    width: 2px;
    height: 18px;
    background:-webkit-linear-gradient(top,#999 0%,#ccc 20%,#ccc 80%,#777 100%);
    float: left;
    margin: -496px -3px;
}
.icon02{
    width: 2px;
    height: 32px;
    background:-webkit-linear-gradient(top,#999 0%,#ccc 20%,#ccc 80%,#777 100%);
    float: left;
    margin: -455px -3px;
}
.icon03{
    width: 2px;
    height: 32px;
    background:-webkit-linear-gradient(top,#999 0%,#ccc 20%,#ccc 80%,#777 100%);
    float: left;
    margin: -410px -3px;
}
.icon04{    
    width: 2px;
    height: 32px;
    background:-webkit-linear-gradient(top,#999 0%,#ccc 20%,#ccc 80%,#777 100%);
    float: left;
    margin: -455px 270px;
}