.nav-contact a {
    text-decoration: none;
    color: #4177b7;
    font-size: 20px;
    padding-left: 10px;
}
.navbar-brand {
    max-width: 350px;
    float: left;
    height: 120px;
    line-height: 120px;
    font-size: 40px;
    font-weight: bold;
    color: #002e5f;
}
.navbar-brand:hover {
    color: #002e5f;
}
.navbar .iconfont {
    line-height: 45px;
    text-align: center;
    font-size: 50px;
    color: #4177b7;
}
.navbar dt {
    color: #4177b7;
    text-indent: 10px;
}
.navbar dl {
    margin-bottom: 0;
}
.header {
    border-bottom: 4px #4177b7 solid;
}
.section {
    padding: 0 0 102px 0;
}
.biaoti p:nth-child(1) {
    font-size: 36px;
    color: #333333;
    font-weight: 600;
    line-height: 62px;
    padding-top: 86px;
    text-align: center;
}
.biaoti p:nth-child(1) span {
    color: #4177b7;
}
.biaoti p:nth-child(2) {
    font-size: 16px;
    color: #aeacac;
    line-height: 28px;
    text-align: center;
    text-transform: uppercase;
    background: url('../img/biaoti1.png') center center no-repeat;
}
.section .section-content {
    padding-top: 62px;
}
.service-list{
    padding:0 15px;
    min-height:370px;
}
.service-list .about {
    position: relative;
    cursor: pointer;
    transition: all 0.3s ease-in-out;
    background: #f3f3f3;
    border-radius: 5%;
    padding: 0 20px;
}
.service-list .num {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    position: absolute;
    top: -22px;
    left: 50%;
    background: #4177b7;
    margin-left: -30px;
    text-align: center;
    line-height: 60px;
    color: #fff;
    font-size: 30px;
    transition: all 0.3s ease-in-out;
}
.service-list h4 {
    font-size: 24px;
    color: #333333;
    line-height: 64px;
    text-align: center;
    padding-top: 52px;
    transition: all 0.3s ease-in-out;
}
.service-list p,.service-list ul {
    font-size: 14px;
    color: #888888;
    line-height: 28px;
    transition: all 0.3s ease-in-out;
    text-transform: uppercase;
}
.service-list p b{
    color:#4177b7;
    text-transform:none;
}
.service-list ul li{
    list-style-type: circle;
}
.service-list:hover .num {
    background: #ff9900;
}
.service-list:hover p,.service-list:hover ul {
    color: #fff;
}
.service-list:hover p b{
    color:#fff;
}
.service-list:hover h4 {
    color: #fff;
}
.service-list:hover {
    background: #4177b7;
}
.product-list {
    background: #f6f6f6;
    padding-bottom: 50px;
}
.about img {
    width: 500px;
}
.about {
    padding-bottom: 50px;
}
.about-left {
    padding-right: 40px;
}
.about-content,
.contact-content {
    margin-top: 80px;
}
#footer {
    text-align: center;
    height: 60px;
    line-height: 60px;
    background: #4177b7;
    color: #fff;
}
.footer-banner {
    background: url('../img/foot_img.jpg') center center no-repeat;
    background-size: cover;
    height: 284px;
}
.contact-icon {
    height: 60px;
    width: 60px;
    background: #4177b7;
    border-radius: 50%;
    color: #fff;
    text-align: center;
    line-height: 60px;
    margin-right: 15px;
}
.contact-icon .iconfont {
    font-size: 30px;
}
.contact-list dl dt {
    font-size: 16px;
    color: #333333;
    line-height: 30px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    font-weight: normal;
    -webkit-line-clamp: 2;
}
.contact-list dl dd {
    font-size: 24px;
    color: #333333;
    font-weight: 600;
}
.contact-list {
    width: 300px;
    padding-left: 30px;
}
.contact .p1 {
    font-size: 24px;
    color: #000033;
    line-height: 53px;
    padding-top: 5px;
}
.contact .p2 {
    font-size: 16px;
    color: #000033;
    line-height: 38px;
}
.contact .xian {
    width: 46px;
    height: 4px;
    background: #4177b7;
}

.contact-content {
   padding-bottom:40px; 
}
.product-card .card-text{
    /* height:240px; */
    overflow: hidden;
    display: -webkit-box; /* 将对象作为弹性伸缩盒子模型显示 */
    -webkit-box-orient: vertical; /* 设置或检索伸缩盒对象的子元素的排列方式 */
    -webkit-line-clamp: 5; 
}
.socialize img{
    width: 140px;
    height: 140px;
}

@media screen and (max-width: 1100px) {
    .footer-banner {
        height: 200px;
    }
    .socialize img{
        width:140px;
        height:140px;
    }
    .contact-list {
        width: 270px;
    }
    .service-list{
        min-height:370px;
    }
}
@media screen and (max-width: 992px) {
   .about img{
    width:100%;
   }
}
@media screen and (max-width: 768px) {
    .navbar-brand {
        height: 60px;
        line-height: 60px;
        font-size: 20px;
    }
    .navbar .iconfont {
        font-size: 40px;
    }
    .navbar dt {
        color: #4177b7;
        text-indent: 10px;
    }
    .nav-contact a {
        font-size: 16px;
        padding-left: 10px;
    }
    .footer-banner {
        height: 150px;
    }
    .contact-content{
        flex-direction: column;
    }
    .service-list{
        min-height:400px;
    }
}
@media screen and (max-width: 576px) {
   .footer-banner {
        height: 100px;
    }
   .socialize {
        display: none !important;
    }
   #footer{
    font-size:12px;
    white-space: nowrap;
   }
   .service-list{
    min-height:310px;
}
}