.demo {
    width: 1350px;
    height: 170px;
    margin: 0;
    clear: both;
    position: relative;
    overflow: hidden;
}

.bx_wrap {
    margin-left: 0px;
    margin-top: 0px
}

.bx_wrap ul li {
    text-align: center
}

.bx_wrap ul li a:hover {
    text-decoration: none;
    color: #f30
}

.bx_wrap a.prev {
    width: 20px;
    height: 24px;
    line-height: 24px;
    outline-style: none;
    outline-width: 0;
    position: absolute;
    top: 38px;
    left: -2px;
    text-indent: -999em;
}

.bx_wrap a.next {
    width: 20px;
    height: 24px;
    line-height: 24px;
    left: 0px;
    position: absolute;
    top: 38px;
    text-indent: -999em;
}