* {
	margin: 0;
	padding: 0;
}
.clearfix:after {
    content: ".";
    height: 0;
    display: block;
    visibility: hidden;
    clear: both;
    font-size: 0
}
.clearfix {
    zoom: 1
}
.js-ds-none {
    display: none;
}
.header {
	height: 600px;
	background: #ff4d31;
}
.header h1 {
    font-size: 60px;
    color: #fff;
    text-align: center;
    padding: 200px 0px 20px 0px;
}
.header h3 {
    font-size: 24px;
    color: #fff;
    text-align: center;
}
.header p {
    font-size: 20px;
    color: #fff;
    text-align: center;
    padding: 50px 0px 0px 0px;
}
.header p a {
    text-decoration: none;
    color: #fff;
}
.title {
    text-align: center;
    font-size: 40px;
    font-weight: bold;
    color: #ff4d31;
    padding: 100px 0px 0px 0px;
}
.plane {
    width: 1200px;
    margin: 50px auto;
}
.plane .box {
    width: 25%;
    float: left;
}
.plane .box .item {
    margin: 10px 20px;
}
.plane .box .item h4 {
    font-size: 24px;
    padding: 10px 0px;
    text-align: center;
    color: #ff4d31;
}
.plane .box .item p {
    line-height: 26px;
    font-size: 16px;
}
.footer {
    text-align: center;
    padding: 100px 0px 0px;
}
.public-show-modal {
    position: fixed;
    right: 2rem;
    bottom: 2.083333rem;
    width: 3.333333rem;
    height: 3.333333rem;
    background-image: url(../images/service.png);
    background-repeat: no-repeat;
    background-size: cover;
    z-index: 99;
}
.contact-modal {
    position: fixed;
    width: 100%;
    top: 50%;
    height: 17.5rem;
    margin-top: -12.333333rem;
    z-index: 111;
}
.contact-modal .wximg {
    text-align: center;
    width: 200px;
    margin: 0px auto;
}
.contact-modal .wximg img {
    width: 80%;
}
.contact-modal  h2 {
    text-align: center;
    color: #fff;
    padding-top: 30px;
}
.contact-modal-mask {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    right: 0;
    bottom: 0;
    top: 0;
    z-index: 100;
    background: rgba(0, 0, 0, 0.9);
}
@media(max-width:761px) { 
    .header  {
        height: 280px;
    }
    .header h1 {
        font-size: 30px;
        padding: 80px 0px 0px 0px;
    }
    .header h3 {
        font-size: 14px;
    }
    .header p {
        font-size: 20px;
        padding: 20px 0px 0px 0px;
    }
    .title {
        padding: 30px 0px 0px 0px;
        font-size: 30px;
    }
    .plane {
        width: 100%;
    }
    .plane .box {
        float: none;
        width: 100%;
    }
    .plane .box .item {
        padding: 20px 20px 30px;
        background: #eee;
        margin: 40px 40px;
    }
    .plane .box .item h4 {
        font-size: 20px;
    }
    .footer {
        padding: 20px 0px;
    }
    .contact-modal h2 {
        font-size: 18px;
    }
    .public-show-modal {
        right: 0.8rem;
        bottom: 2.6rem;
    }

}