body {
    margin: 0;
    padding: 0;
    font-size: 14px;
    font-family: "宋体";
    color: #333;
}

article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
main,
nav,
section,
summary {
    display: block;
}

ul,
p,
b,
h1,
h2,
h3,
i {
    margin: 0;
    padding: 0;
}

li {
    list-style: none;
}

img {
    border: none;
}

a {
    text-decoration: none;
    color: #333;
}

.clearfix:after {
    content: "020";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
}

.clearfix {
    zoom: 1;
}

.fr {
    float: right;
}

.fl {
    float: left;
}

.wrap {
    width: 1200px;
    margin: 0 auto;
}

.m-service,
.m-ser-list,
.m-products,
.m-case,
.m-news,
.m-news-con {
    margin-top: 50px;
}

.f-nav ul li a {
    color: #fff;
}

.ser-img img,
.m-case-img img,
.in-ser-list ul li .img img {
    transition: all 0.5s;
}

.m-ser-list ul li:hover .ser-img img,
.m-case-list ul li:hover .m-case-img img,
.in-ser-list ul li:hover .img img {
    transform: scale(1.1);
    cursor: pointer;
}