* {
  padding: 0;
  margin: 0;
}
a:link {
  color: black;
  text-decoration: none;
}
a:active {
  color: black;
}
a:visited {
  color: black;
  text-decoration: none;
}
a:hover {
  color: black;
  text-decoration: none;
}
body {
  box-sizing: border-box;
  width: 100vw;
  overflow-x: hidden;
}
.page {
  width: 100%;
  position: relative;
  overflow-y: hidden;
}
.page .nav {
  width: 100%;
  height: 50px;
  position: relative;
  background-color: #5a1b02;
  min-width: 1000px;
}
.page .nav .nav_i {
  position: absolute;
  display: flex;
  /* align-items: center; */
  color: white;
  line-height: 50px;
}
.page .nav .nav_i img {
  margin-left: 50px;
}
.page .nav .nav_i:hover {
  cursor: pointer;
}
.log {
  background-color: black;
  display: flex;
  min-width: 1000px;
}
.log .log_l {
  display: flex;
  /* justify-content: center; */
  flex-wrap: wrap;
}
.log .log_l .log_l-t {
  font-size: 4vw;
  display: flex;
  padding-left: 20%;
  color: white;
  align-items: flex-end;
  margin-bottom: 60px;
  /* margin-top: 60px; */
}
.log .log_l .log_l-b {
  padding-left: 20%;
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
}
.log .log_l .log_l-b .left_btn {
  background-color: white;
  padding: 8px 25px;
  color: black;
  margin: 0 5px;
}
.log .log_l .log_l-b div:hover {
  cursor: pointer;
}
.log .log_l .log_l-b .right_btn {
  padding: 8px 25px;
  border: 1px solid white;
  color: white;
  margin: 0 5px;
}
.log_r {
  width: 50%;
  box-sizing: border-box;
  padding: 30px;
}
.con {
  background-color: rgb(34, 34, 34);
  /* height: 800px; */
  padding: 80px 5%;
  min-width: 1000px;
}
.con .title {
  color: white;
  font-size: 2vw;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 60px;
  /* min-width: 1000px; */
}
.con .subhead {
  color: white;
  font-size: 1.5vw;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 100px;
}
.con .content {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  /* flex-wrap: wrap; */
  /* flex-direction: column; */
}
.con .content .item {
  width: 20%;
  padding: 0 5px;
  color: white;
}
.con .content .item .item_title {
  font-size: 2.8vw;
  display: flex;
  justify-content: center;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 60px;
}
.con .content .item .item_con {
  font-size: 1vw;
  text-align: center;
  line-height: 28px;
  margin-bottom: 70px;
}
.con .content .item .item_con .text {
  display: flex;
  justify-content: center;
}
.con .content .item .item_img {
  width: 100%;
}
.con .content .item .item_img img {
  width: 100%;
}
.foot {
  padding: 80px 5%;
  background-color: black;
  min-width: 1000px;
}
.foot img {
  width: 100%;
}
.foot_nav {
  background-color: #191919;
  width: 100%;
  height: 50px;
  display: flex;
  justify-content: center;
  align-items: center;
  color: rgba(255, 255, 255, 0.8);
}
#xiazai {
  position: absolute;
  bottom: 11px;
  left: 20px;
  height: 27px;
  display: flex;
  align-items: center;
}
#xiazai span {
  color: white;
  margin-right: 5px;
}
#xiazai:hover {
  cursor: pointer;
}
#xiazai a {
  position: absolute;
  top: 0;
  left: 0;
}