.about-banner {
    height: 300px;
    background: url(../images/about_banner.jpg) top center no-repeat;
}
.about-content {
    font-size: 15px;
    line-height: 28px;
}

.four {
    width: 980px;
    overflow: hidden;
}
.four ul {
    width: 1010px;
}
.four ul li {
    width: 172px;
    float: left;
    margin-right: 30px;
    margin-bottom: 30px;
}
.four ul li p {
    text-align: center;
    font-size: 12px;
}

.about-content .title {
    font-size: 32px;
    text-align: center;
    padding: 25px 0;
}

.about-content .fitlte {
    font-size: 14px;
    color: #666;
    border-bottom: #ddd 1px solid;
    line-height: 40px;
    text-align: center;
}
.about-content .content {
    padding: 30px 0;
}