body,
ul,
li,
p,
button,
span,
input,
i,
label,
dl,
dt,
dd,
textarea,
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  padding: 0;
}

html,
body {
  width: 100%;
  height: 100%;
  font-family: 'Microsoft yahei';
}

body {
  margin: 0 auto;
  background-color: #fff;
}

div,
header,
footer,
input,
ul,
li,
form,
span,
label,
textarea,
a,
p,
button,
select {
  box-sizing: border-box;
}

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

a:hover {
  text-decoration: none;
}

ul,
li {
  list-style: none;
}

.Clearfloat:after {
  content: "";
  display: block;
  clear: both;
}

.publicTitle {
  width: 1200px;
  margin: 0 auto;
  margin-top: 40px;
  color: #4d4d4f;
  text-align: center;
}

.publicTitle>div {
  font-size: 36px;
  font-weight: bold;
}

.publicTitle>p {
  margin-top: 10px;
  font-style: 13px;
  font-weight: 600;
}

.button {
  display: block;
  margin: 0 auto;
  width: 250px;
  height: 80px;
  background-color: #005faf;
  color: #fff;
  line-height: 80px;
  text-align: center;
  font-size: 20px;
  border-radius: 10px;
}

.classItem {
  width: 1200px;
  margin: 0 auto;
  overflow: hidden;
}

.classItem>.item {
  width: 1200px;
  margin: 0 auto;
  margin-top: 40px;
}

.classItem>.item>.item-title {
  float: left;
  width: auto;
}

.classItem>.item>.item-title>div {
  color: #000;
  font-size: 24px;
  font-weight: bold;
}

.classItem>.item>.item-title>div>h5 {
  display: inline;
  font-size: 24px;
  font-weight: 500;
}

.classItem>.item>.item-title>div>span {
  color: #666;
  font-size: 17px;
  font-weight: 500;
}

.classItem>.item>.secCategory {
  float: right;
  margin-top: -8px;
}

.classItem>.item>.secCategory>a {
  float: left;
  display: block;
  width: 120px;
  height: 40px;
  margin-left: 12px;
  background-color: #3c78d8;
  line-height: 40px;
  text-align: center;
  color: #fff;
  cursor: pointer;
}

.classItem>.item>.secCategory>a:hover {
  background-color: #003d87;
}

.classItem>.dotted {
  width: 1200px;
  height: 1px;
  margin: 0 auto;
  margin-top: 20px;
  border-top: 1px dashed #000;
}

@media screen and (max-width:1200px) {

  .banner,
  .productIndex,
  .productIndex>img,
  .customerIndex,
  .footerIndex {
    width: 1200px !important;
  }

  .columnList {
    margin-right: 30px;
    font-size: 1.5rem;
  }

  .newsIndex>.about>div {
    width: 580px !important;
    margin-left: 20px;
  }

  .footerIndex>.footerCenter>.link>.none {
    display: none;
  }

  .footerIndex>.footerCenter>.link>div {
    font-size: 2.5rem;
    text-indent: 2rem;
  }

  .footerIndex>.footerCenter>.title {
    text-align: center;
    font-size: 2.8rem !important;
  }

  .footerIndex {
    height: 450px !important;
  }

  .footerIndex>.footerCenter>.copy {
    font-size: 1.3rem !important;
  }

}