<style type="text/css">
    .picPreviewPag .prev {
        border: 1px solid #bfbfbf;
        padding: 6px 5px;
        margin-right: 2px;
    }
    .picPreviewPag .next {
        border: 1px solid #bfbfbf;
        padding: 6px 5px;
        margin-left: 2px;
    }
    .picPreviewPag .lin {
       margin: 0 2px;
       padding: 0px 1px;
    }
    .picPreviewPag .pag {
        width: 22px
    }
    .picPreviewPag .xx {
        padding: 0 10px; 
    }
</style>