body, html {
    padding: 0px;
    margin: 0px;
}


.left {
    float: left;
}

.right {
    float: right;
}

.clear {
    clear: both;
}

.body-content {
    margin-top: 50px;
         padding-left:5px;
     padding-right:5px;
}

    .body-content .container {

    }
    /**固定页面内容**/
.fixedDiv {
    position:fixed;
    bottom:10px;
    left:10px;
    width:40px;
}
    .fixedDiv .list-group-item {
        padding:8px 12px;
        cursor:pointer;
    }