.banner {
    width: 1000px;
    margin: 0 auto;
    font-size: 0px;
}

.banner img {
    width: 1000px;
    margin-top: 100px;
}


/* 中间内容区域 */

.main {
    width: 100%;
    background-color: #F4EFF3;
    padding-top: 50px;
    padding-bottom: 50px;
}


/* 内置标题栏 */

.titlein {
    height: 70px;
    width: 1000px;
    margin: 0 auto;
    background-color: #FEFDFE;
    position: relative;
    margin-bottom: 50px;
}

.onetitlein {
    height: 70px;
    display: flex;
}

.onetitlein li a {
    display: inline-block;
    text-decoration: none;
    height: 70px;
    width: 140px;
    text-align: center;
    color: black;
    line-height: 70px;
}

.onetitlein li a:hover {
    color: #fff;
    background-color: rgba(67, 55, 89, 1);
}

#onelist a {
    color: #fff;
    background-color: rgba(67, 55, 89, 1);
}

.twotitlein {
    position: absolute;
    height: 70px;
    display: flex;
    right: 10px;
    top: 0px;
    line-height: 70px;
    font-size: 12px;
}

.twotitlein li:hover {
    color: rgb(113, 113, 113);
}

.twotitlein img {
    height: 14px;
    margin-top: 28px;
    margin-left: 10px;
    margin-right: 10px;
}


/* 中间内容区域 */

.main_main {
    width: 1000px;
    margin: 0 auto;
}

.main_main p {
    line-height: 30px;
    margin-top: 20px;
    color: #6D6B71;
}

.main_main img {
    float: right;
    width: 400px;
    margin-left: 30px;
    margin-bottom: 30px;
}

h4 {
    text-align: center;
    margin-top: 40px;
    margin-bottom: 40px;
}