* {
  margin: 0;
  padding: 0;
}

li {
  list-style: none;
}

a {
  text-decoration: none;
  color: #333333;
}

img {
  border: 0 none;
}

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

header {
  width: 100%;
  height: 144px;
  position: fixed;
  z-index: 999;
  background: #fff;
}

.header-top {
  height: 44px;
  background: #222222;
  color: #fff;
  font-size: 14px;
  line-height: 44px;
}

header .inner {
  display: flex;
  justify-content: space-between;
}

.header-bottom {
  height: 100px;
}

.header-bottom .logo {
  padding-top: 25px;
  box-sizing: border-box;
}

.header-bottom #menu {
  padding-top: 44px;
  box-sizing: border-box;
}

.header-bottom #menu li {
  float: left;
  margin: 0 25px;

}

.header-bottom #menu li img {
  vertical-align: middle;
  margin-right: 5px;
}

.header-bottom #menu li a {
  position: relative;
}

.header-bottom #menu li a.on::before {
  content: "";
  width: 100%;
  height: 2px;
  background: #333333;
  position: absolute;
  left: 0;
  bottom: -10px;
}


.footer {
  height: 40%;
  background: #212121;
}

.footer .top ul {
  display: flex;
  justify-content: space-between;
}

.footer .top ul li {
  color: #fff;
  font-size: 14px;
  padding: 30px 0;
}

.footer .top ul li .f_title {
  height: 27px;
  background: url('../img/nav_bg.png') no-repeat bottom left;
}

.footer .top ul li p {
  color: #999;
  line-height: 30px;
}

.pic_2w {
  width: 100px;
  height: 100px;
  background: #ccc;
}
.pic_2w img{
  width: 100%;
  height: 100%;
}
.footer .bottom {
  height: 59px;
  line-height: 59px;
  border-top: 1px solid #4B4B4B;
  color: #999;
  text-align: center;
  font-size: 14px;
}