body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
form,
fieldset,
input,
p,
blockquote,
table,
th,
td,
embed,
object {
  padding: 0;
  margin: 0;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
fieldset,
img,
abbr {
  border: 0;
}
address,
caption,
cite,
code,
dfn,
em,
h1,
h2,
h3,
h4,
h5,
h6,
strong,
th,
var {
  font-weight: normal;
  font-style: normal;
}
ul {
  list-style: none;
}
caption,
th {
  text-align: left;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: 1em;
}
q:before,
q:after {
  content: ”;
}
a,
ins {
  text-decoration: none;
}
.contain {
  width: 100%;
  min-width: 1200px;
}
.contain img {
  width: 100%;
  line-height: 0;
  display: block;
}
#head {
  width: 100%;
  height: 81px;
  position: fixed;
  left: 0;
  right: 0;
  margin: auto;
  background-color: rgba(0, 0, 0, 0.5) !important;
  transition: background-color 0.3s;
}
.header {
  width: 1200px;
  margin: 0 auto;
  overflow: hidden;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.header .logo {
  width: 220px;
  height: 43px;
  margin: 19px 0;
  cursor: pointer;
}
.header .nav {
  display: flex;
  justify-content: space-between;
}
.header .nav li a {
  padding: 0 40px;
  font-weight: 400;
  font-size: 16px;
  cursor: pointer;
  width: 64px;
  text-align: center;
}
.header .nav li a:hover {
  color: #fff;
}
.active {
  color: #fff !important;
}
.header .nav li a {
  color: rgba(255, 255, 255, 0.5);
}
.foot {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: #121821;
  padding: 30px 0;
  font-weight: 400;
  font-size: 13px;
  color: #71747A;
  border-bottom: 1px solid #2b374a;
}

.foot a {
  color: #71747A;
}

.foot2 {
  padding: 20px 0;
}