.main{
            display: inline-block;
            padding: 0;
            width: 200px;
            height: 200px;
        }
        .main img{
            width: 100%;
            height: 100%;
        }
        .container { margin-top:150px;}
        .snake{
            position: relative;
            overflow: hidden;
        }
        .overlay{
            position: absolute;
            opacity: 0.9;

            text-align: center;
            padding-top: 60px;
            background-color: #222;
        color:#fff;
        }
        .overlay .title{
            font-size: 15px;
            font-weight: bold;
            display: block;
            width: 100%;
        }