@charset "utf-8";
* {
    padding: 0;
    margin: 0;
}

a {
    text-decoration: none;
    cursor: pointer;
}

.clr {
    clear: both;
    overflow: hidden;
    height: 0;
    width: 0;
}

.relative {
    position: relative;
    width: 100%;
}

#home_bannera {
    text-decoration: none;
    cursor: pointer;
}

#home_banner {
    max-width: 100%;
    margin: 0 auto;
}

.maxwidth {
    width: 990px;
    margin: 0 auto;
}

#big_img {
    height: 450px;
    background: no-repeat center
}

#small_img {
    height: 114px;
    padding-top: 13px;
    position: absolute;
    top: -127px;
    width: 100%;
    background: url(../images/bnbg.png) no-repeat center 0;
}

#small_pre, #small_next, #small_imgs {
    height: 104px;
    line-height: 104px;
    float: left;
    font-size: 22px;
}

#small_pre, #small_next {
    width: 22px;
    display: block;
}

#small_pre {
    margin-right: 17px;
}

#small_next {
    margin-left: 17px;
}

#small_pre:hover {
    background-position: -22px center;
}

#small_next:hover {
    background-position: -66px center;
}

#small_imgs {
    width: 912px;
    overflow: hidden;
}

#small_imgs .item {
    float: left;
    padding: 0 16px;
}

#small_imgs .item .img {
    cursor: pointer;
    width: 144px;
    height: 92px;
    padding: 3px;
    padding-top: 10px;
    background: url(../images/banner_bg.png) no-repeat center bottom;
}

#small_imgs .item .img img {
    width: 144px;
    height: 90px;
}

#small_imgs .item .active {
    background: url(../images/banner_bg_a.png) no-repeat center bottom;
}