.banner img {
    width: 1375px;
}

.qua_center_nav {
    background-color: #ffffff;
    margin-top: -6px;
    height: 60px;
    box-shadow: 0 4px 5px -3px #585858;
}

.qua_center_nav ul li {
    display: block;
    float: left;
    line-height: 60px;
	margin-right:20px;
}

/*¾ÓÖÐ*/
.qua_center {
    width: 600px;
    margin: 0 auto;
}

.qua_center_nav ul li a {
    text-decoration: none;
    color: #585858;
    font-size: 16px;
    padding: 30px;
    padding-top: 0;
    padding-bottom: 15px;
}

.qua_center_nav ul li a:hover {
    border-bottom: 4px solid #202a7b;
}

.qua-content {
    margin-top: 3px;
    height: 924px;
    background-color: #f4f4f4;
}

.qua-content-left {
    height:512px;
}

.qua-content-right {
    height:512px;
}

.qua-eng-img {
    width: 411px;
    height: 220px;
}

.qua-eng-img img {
    width: 411px;
    height: 220px;
}

.qua-eng-content {
    display: block;
    float: left;
    background-color: #DFDFDF;
    height: 111px;
    padding-left: 20px;
    padding-top: 20px;
}

.qua-eng-content:hover,
.qua-eng-content-p:hover {
    cursor: pointer;
    background-color: #21297a;
}

.qua-eng-content p {
    color: #000000;
    font-weight: bold;
    font-size: 16px;
}

.qua-eng-left {
    width: 440px;
    float: left;
}

.qua-eng-right {
    width: 440px;
    float: left;
}

.qua-eng-right,
.qua-eng-left {
    margin-left: 98px;
    margin-top: 64px;
    margin-right: 50px;
}

.qua-eng-content .eng-content {
    color: #ffffff;
    font-weight: normal;
    font-size: 14px;
}

.eng-p {
    color: #ffffff;
    font-weight: bold;
    font-size: 16px;
    width: 311px;
    text-align: center;
    margin: 0 auto;
}

.qua-eng-content-p {
    padding-left: 0;
    display: block;
    float: left;
    background-color: #d5d5d5;
    height: 64px;
    width: 411px;
    padding-top: 20px;
}

.eng-p p {
    width: 411px;
}

.hide {
    display: none;
}

/*8.21*/

.qua-great {
    margin-top: 3px;
    height: 1730px;
    background-color: #f4f4f4;
}

.qua-good {
    margin-top: 3px;
    height: 2230px;
    background-color: #f4f4f4;
}