响应式图片相册上面图片下面文字

css：

div.img {

    border: 1px solid #ccc;

}

div.img:hover {

    border: 1px solid #777;

}

div.img img {

    width: 100%;

    height: auto;

}

div.desc {

    padding: 15px;

    text-align: center;

}

* {

    box-sizing: border-box;

}

.responsive {

    padding: 0 6px;

    float: left;

    width: 24.99999%;

}

@media only screen and (max-width: 700px){

    .responsive {

        width: 49.99999%;

        margin: 6px 0;

    }

}

@media only screen and (max-width: 500px){

    .responsive {

        width: 100%;

    }

}

.clearfix:after {

    content: "";

    display: table;

    clear: both;

}

body：响应式图片相册