.w1400 {
  width: 1400px;
  margin: 0 auto;
}
html,
body {
  width: 100%;
  height: 100%;
}
.page {
  width: 100%;
  height: 100%;
  background: url(img/bg.jpg);
  background-size: cover;
  position: relative;
  overflow: hidden;
}
.header_warp {
  width: 100%;
  height: 96px;
  background: #ad3332;
}
.header_warp .header {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header_warp .search_box {
  width: 300px;
  height: 36px;
  border: 1px solid #CC7E7E;
  border-radius: 4px;
  display: flex;
  margin-right: 90px;
}
.header_warp .search_box input {
  background: none;
  border: 0;
  flex: 1;
  padding: 0 10px;
  color: #fff;
  font-size: 14px;
  letter-spacing: 2px;
}
.header_warp .search_box input::-webkit-input-placeholder {
  color: #fff;
}
.header_warp .search_box .search_btn {
  background: #fff;
  width: 50px;
  border-left: 1px solid #cc7e7e;
  cursor: pointer;
}
.adorn {
  width: 100%;
}
.nav {
  display: flex;
  position: absolute;
  right: 150px;
  top: 350px;
}
.nav .item {
  margin-right: 50px;
}
.nav .item:nth-child(2n) {
  margin-top: 50px;
}
.nav .item:hover img:nth-child(1) {
  display: none;
}
.nav .item:hover img:nth-child(2) {
  display: block;
}
.nav .item img:nth-child(2) {
  display: none;
}
.footer_warp {
  width: 100%;
  position: absolute;
  bottom: 0;
  left: 0;
  letter-spacing: 1px;
}
.footer_warp p {
  margin-right: 20px;
}