.main_top {
  width: 100%;
}
.main_nav {
  text-align: right;
  width: 80%;
  margin: 20px auto;
}
.main_nav a {
  color: #ccc;
}
.main_nav span {
  color: #ccc;
  display: inline-block;
  margin: 0 5px;
}
.pay {
  overflow: hidden;
  padding: 5%;
}
.pay p {
  text-align: center;
  width: 70%;
  margin: 20px auto;
}
.pay .pay_title {
  font-weight: 700;
  font-size: 20px;
}
.pay_item {
  width: 65%;
  overflow: hidden;
  margin: 50px auto;
  display: flex;
}
.pay_item a {
  display: block;
  margin: 0 5%;
  position: relative;
}
.pay_item a img {
  width: 100%;
}
.pay_item a .pay_name {
  display: inline-block;
  border: 1px solid #000;
  border-radius: 3px;
  padding: 2px 5px;
  background-color: #fff;
  position: absolute;
  top: 10px;
  left: 0;
  right: 0;
  margin: auto;
  width: 60%;
  text-align: center;
  color: #000;
}
.pay_item a .pay_price {
  display: inline-block;
  border: 1px solid #000;
  border-radius: 3px;
  padding: 2px 5px;
  background-color: #fff;
  position: absolute;
  bottom: 20px;
  left: 0;
  right: 0;
  margin: auto;
  width: 60%;
  text-align: center;
  color: #000;
}
.course {
  overflow: hidden;
  padding: 5%;
}
.course .course_title {
  font-weight: 700;
  font-size: 20px;
  text-align: center;
  width: 70%;
  margin: 20px auto;
}
.course .course_content {
  text-align: center;
  width: 70%;
  margin: 20px auto;
}
.course_box {
  width: 100%;
  height: 500px;
  overflow-y: hidden;
  overflow-x: scroll;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  list-style: none;
  padding: 0;
  z-index: 1;
  display: block;
}
.course_box .course_item {
  /* display: flex; */
  /* flex-wrap: wrap; */
  position: relative;
  width: 100%;
  height: 100%;
  z-index: 1;
  display: flex;
  transition-property: transform;
  transition-timing-function: var(
    --swiper-wrapper-transition-timing-function,
    initial
  );
  box-sizing: content-box;
}
.course_box .course_item a {
  height: 500px;
  width: 450px;
  margin: 0 70px;
  flex-shrink: 0;
  position: relative;
  transition-property: transform;
  display: block;
}
.course_box .course_item a p {
  background-color: rgb(155, 193, 225);
  color: #fff;
  border-radius: 10px;
  padding: 10px 0;
  text-align: center;
  font-size: 22px;
}
.course_box .course_item a img {
  width: 90%;
  display: block;
  margin: 10px auto;
}

.course_boxs {
  width: 100%;
  height: 500px;
  overflow-y: hidden;
  overflow-x: scroll;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  list-style: none;
  padding: 0;
  z-index: 1;
  display: block;
}
.course_boxs .course_items {
  /* display: flex; */
  /* flex-wrap: wrap; */
  position: relative;
  width: 100%;
  height: 100%;
  z-index: 1;
  display: flex;
  transition-property: transform;
  transition-timing-function: var(
    --swiper-wrapper-transition-timing-function,
    initial
  );
  box-sizing: content-box;
}
.course_boxs .course_items a {
  height: 500px;
  width: 400px;
  margin: 0 20px;
  flex-shrink: 0;
  position: relative;
  transition-property: transform;
  display: block;
}
.course_boxs .course_items a p {
  background-color: rgb(155, 193, 225);
  color: #fff;
  border-radius: 10px;
  padding: 10px 0;
  text-align: center;
  font-size: 22px;
}
.course_boxs .course_items a img {
  width: 90%;
  display: block;
  margin: 10px auto;
}

.enterprise {
  overflow: hidden;
  padding: 5%;
}
.enterprise .enterprise_title {
  font-weight: 700;
  font-size: 20px;
  text-align: center;
  width: 70%;
  margin: 20px auto;
}
.enterprise img {
  display: block;
  margin: 40px auto 0;
}