.main {
    position: relative;
    background: #fff;
    height: auto;
    overflow: hidden;
}
.probox {
    width: 100%;
    height: auto;
    overflow: hidden;
    padding: 20px 0;
}

.devbox {
    width: 100%;
    height: auto;
    overflow: hidden;
    background: url(/static/images/dev.jpg) center no-repeat;
    background-size: cover;
    background-attachment: fixed;
}
.devt {
    height: auto;
    overflow: hidden;
    margin: 200px 0;
    font-size: 14px;
    line-height: 30px;
    text-align: center;
    color: #fff;
}
.devt span {
    display: block;
    font-size: 36px;
    line-height: 60px;
}
.devc {
    width: 100%;
    height: auto;
    padding: 20px 0 40px 0;
    background: #fff;
    overflow: hidden;
}


.probk {
    width: 100%;
    height: auto;
    overflow: hidden;
}

.probkbox {
    width: 1200px;
    height: auto;
    margin: 70px auto;
    overflow: hidden;
}
.probkc {
    width: 44%;
    padding-left: 6%;
    height: auto;
    overflow: hidden;
}
.probkp {
    width: 50%;
    height: auto;
    overflow: hidden;
}
.probkp img {
    max-width: 100%;
    height: auto;
}
.probkc span {
    display: block;
    font-size: 36px;
    line-height: 50px;
    padding: 30px 0 50px 0;
}
.probkc font {
    display: block;
    font-size: 14px;
    line-height: 36px;
    padding-bottom: 50px;
}
.probkc a {
    display: block;
    width: 160px;
    height: 45px;
    line-height: 45px;
    border: 1px solid #999;
    font-size: 14px;
    text-align: center;
    text-decoration: none;
}

.probk.pleft .probkc {
    float: right;
}
.probk.pleft .probkp {
    float: left;
}
.probk.pright .probkc {
    float: left;
}
.probk.pright .probkp {
    float: right;
}
.probk.pright {
    background: #f5f5f5;
}

.about {
    width: 100%;
    height: auto;
    overflow: hidden;
    background: url(/static/images/bg4.jpg) center no-repeat;
    background-size: cover;
    background-attachment: fixed;
}
.aboutbk {
    width: 1000px;
    height: auto;
    overflow: hidden;
    margin: 10px auto 70px auto;
    color: #333;
}
.ableft {
    width: 45%;
    margin-left: 5%;
    height: auto;
    overflow: hidden;
    float: left;
    font-size: 16px;
    line-height: 55px;
}
.ableft span {
    font-size: 38px;
}

.abright {
    width: 40%;
    height: auto;
    overflow: hidden;
    float: right;
}
.abright a {
    width: 100%;
    display: block;
    height: auto;
    overflow: hidden;
    text-decoration: none;
}
.abright a i,.abright a span {
    display: block;
    width: 100%;
    line-height: 30px;
    font-size: 14px;
    white-space: nowrap;
	text-overflow: ellipsis;
	-o-text-overflow: ellipsis;
	overflow: hidden;
    font-style: normal;
}
.abright a span {
    font-size: 16px;
    margin-bottom: 15px;
}
.abright a:hover span {
    text-decoration: underline;
}

.aboutbk a.more {
    display: block;
    width: 120px;
    height: 30px;
    line-height: 30px;
    font-size: 12px;
    background: rgba(255, 255, 255, .8);
    margin-top: 40px;
    text-align: center;
    text-decoration: none;
}

.khbox {
    width: 100%;
    height: auto;
    overflow: hidden;
    padding: 20px 0 40px 0;
}
.khico {
    width: 1200px;
    height: auto;
    overflow: hidden;
    padding: 50px 0;
    text-align: center;
    margin: 0 auto;
}
.khicop {
    display: inline-block;
    width: 150px;
    height: 100px;
    overflow: hidden;
    margin: 0 20px 50px 20px;
}
.khicop p {
    width: 150px;
    height: 60px;
    overflow: hidden;
}
.khicop p img {
    display: block;
    max-width: 120px;
    max-height: 50px;
    margin: 0 auto;
}
.khicop span {
    display: block;
    font-size: 14px;
    line-height: 40px;
}

@media screen and (max-width: 1450px) {
    .probkbox {
        width: 1000px;
    }
    .probkc span {
        font-size: 30px;
        line-height: 40px;
        padding: 30px 0 40px 0;
    }
    .probkc font {
        font-size: 12px;
        line-height: 30px;
        padding-bottom: 40px;
    }
    .probkc a {
        width: 150px;
        height: 40px;
        line-height: 40px;
        font-size: 12px;
    }
}