body {
  margin: 0;
  padding: 0;
}

.header {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100px;
  background-color: #3492e3;
}

.logo {
  width: auto;
  height: 60%;
}

.list {
  margin-left: 32px;
}
.list a {
  position: relative;
  font-size: 20px;
  color: #000;
  font-weight: bold;
  line-height: 24px;
  text-decoration: none;
  padding-right: 24px;
}
.list a::before {
  content: ' ';
  position: absolute;
  top: 50%;
  right: 12px;
  transform: translateY(-50%);
  width: 2px;
  height: 60%;
  background-color: #fff;
}

.list a:nth-last-child(1)::before {
  display: none;
}

.bannerList {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
  height: fit-content;
  overflow: hidden;
}
.bannerList .banner {
  position: relative;
  width: 100%;
  height: auto;
  transition: transform 0.5s ease;
}

.bannerList .pre {
  position: absolute;
  left: 20px;
  width: 36px;
  height: 36px;
  background-color: #fff;
  border-radius: 50%;
  font-size: 24px;
  line-height: 36px;
  font-weight: 900;
  text-align: center;
}

.bannerList .next {
  position: absolute;
  right: 20px;
  width: 36px;
  height: 36px;
  background-color: #fff;
  border-radius: 50%;
  font-size: 24px;
  line-height: 36px;
  font-weight: 900;
  text-align: center;
}

/* 功能介绍 */


.header2,
.header3 {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100px;
  background-color: #3492e3;
}
.header2 .name,
.header3 .name {
  font-size: 36px;
  color: #000;
  font-weight: bold;
  margin-left: 20px;
}
.funcImg {
  width: 100%;
  height: auto;
}
.aboutsContent {
  display: flex;
  align-items: center;
  justify-content: start;
  width: fit-content;
  height: 800px;
  padding: 0 48px;
  background-color: #000;
  font-size: 18px;
  color: #fff;
  white-space: pre-wrap;
}

.foot {
  width: 100%;
  height: 100px;
  background-color: #3492e3;
  text-align: center;
  font-size: 18px;
  line-height: 100px;
}