.ysdHome_Banner {
  box-sizing: border-box;
  padding: 22px 0;
  width: 100%;
  height: 320px;
  background: url('../image/top-banner.png') no-repeat center;
  background-size: 100% 100%;
}

.Banner_top {
  width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
}

.Banner_bot {
  width: 1200px;
  margin: 135px auto 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.Banner_bot div {
  position: relative;
  width: 280px;
}

.Banner_bot div input {
  padding: 0 10px;
  width: 280px;
  height: 40px;
  background: #FFFFFF;
  border: 2px solid #E6E6E6;
  border-radius: 20px;
  outline: none;
}

.Banner_bot div img {
  position: absolute;
  right: -10px;
  top: 14px;
  width: 20px;
  height: 20px;
}

.ysdHome_nav {
  width: 100%;
  height: 60px;
  background: #DE3018;
}

.ysdHome_nav ul {
  width: 1200px;
  margin: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0 auto;
}

.ysdHome_nav ul li {
  width: 200px;
  height: 60px;
  line-height: 60px;
  text-align: center;
  list-style: none;
  
}

.ysdHome_nav ul li a {
  text-decoration: none;
  color: #FFFFFF;
  font-size: 20px;
  font-family: PingFang SC;
  /* font-weight: 600; */
  display: flex;
  align-items: center;
  justify-content: center;
}
.ysdHome_nav ul li .navActive{
  background: url(../image/navbg.png) no-repeat center;
  background-size: 100% 100%;
  margin-top: -6px;
  height: 66px;
}
.ysdHome_nav ul li a:hover{
  background: url(../image/navbg.png) no-repeat center;
  background-size: 100% 100%;
  margin-top: -6px;
  height: 66px;
}
.ysdHome_nav ul li a img {
  margin-right: 14px;
}