body,
div,
span,
a,
p,
strong,
ins,
del,
em,
i,
input,
img,
ul,
li,
dl,
dd,
dt,
h1,
h2,
h3,
h4 {
  margin: 0;
  padding: 0;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}
a {
  text-decoration: none;
  color: #333;
}
i {
  font-style: normal;
}
input {
  outline: none;
  border: none;
}
img {
  border: none;
  vertical-align: middle;
}
li {
  list-style: none;
}
body {
  font-size: 14px;
  line-height: 1;
  color: #333;
}
.clearfix::after,
.clearfix::before {
  content: '';
  display: block;
}
.clearfix::after {
  clear: both;
}
.clearfix {
  *zoom: 1;
}
.w {
  width: 1260px;
  margin: 0 auto;
}
.min-w {
  min-width: 1260px;
}
.flex-center {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.line-ellipsis {
  overflow: hidden;
  -o-text-overflow: ellipsis;
     text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
}
.button {
  font-size: 12px;
}
.button a {
  width: 100%;
  height: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  color: inherit;
}
a.link-wrap {
  display: block;
  width: 100%;
  height: 100%;
}
a:focus,
a:hover,
a:active {
  text-decoration: none;
  color: inherit;
}
.f-l {
  float: left;
}
.f-r {
  float: right;
}
/*
顶部图片高度
*/
.top-banner {
  
}
.top-banner img {
  width: 100%;
  height: 100%;
}