*{margin: 0;}
body{
    background-color: #252525;
}
.jq22-container { 
    margin-top: 100px; 
    /* width: 1380px; */
    /* margin:  0 auto; */
}
#div1 { margin: auto; position: relative; }
.box { float: left; padding: 10px; border: 1px solid #ccc; background: #f7f7f7; box-shadow: 0 0 8px #ccc; }
.box:hover { box-shadow: 0 0 10px #999; }
.box img { width: 240px; }