ul,
li {
  list-style: none;
}

.container {
  width: 1200px;
  margin: auto
}

.title {
  font-size: 24px;
  font-weight: bold;
  text-align: center;
}
.first {
  padding: 64px 0;
}
.first .title {
  margin-bottom: 40px;
}
.first .box ul{
  display: flex;
}
.first .box ul li {
  width: 384px;
  margin-right: 24px;
  text-align: center;
}
.first .box ul li:nth-of-type(3n) {
  margin-right: 0;
}
.first .box li img {
  width: 255px;
  height: 160px;
}
.first .box li .content{
  margin-top: 32px;
  text-align: left;
  color: #666;
  line-height: 26px;
  font-size: 16px;
  font-weight: 500;
}
.second {
  background: #F6F6F6;
  padding: 56px 0 68px 0;

}
.second .title {
  margin-bottom: 40px;
}
.second .box>ul {
  display: flex;
}
.second .box>ul>li{
  width: 390px;
  height: 432px;
  margin-right: 15px;
  background-color: #fff;
  border-radius: 8px;
  font-size: 16px;
}
.second .box>ul li:nth-of-type(3n) {
  margin-right: 0;
}
.second .box>ul li .top{
  background: #E9ECF4;
  font-weight: bold;
  height: 48px;
  padding: 16px;
  border-radius: 8px 8px 0 0;
}
.second .content {
  padding: 16px;
}
.second .content li{
  display: flex;
  align-items: center;
  color: #666666;
  margin-bottom: 7px;
}
.second .content li::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  margin: 0 10px;
  border-radius: 5px;
  background-color: #666;
}
.third {
  padding-top: 64px;
  padding-bottom: 43px;
}
.third .title{
  margin-bottom: 33px;
}
.third img {
    width: 100%;
}
.fourth {
  padding-top: 56px;
  padding-bottom: 42px;
  background: #F6F6F6;
}
.fourth .title {
  margin-bottom: 40px;
}
.fourth .top {
  width: 1200px;
  height: 228px;
  padding: 16px;
  background: #FFFFFF;
  border-radius: 8px;
  box-sizing: border-box;
  margin-bottom: 16px;
}
.fourth .name {
  display: flex;
  align-items: center;
  margin-bottom: 16px;
}
.fourth .name img{
  width: 24px;
  height: 24px;
  margin-right: 8px;
}
.fourth .name span {
  font-size: 16px;
  font-weight: bold;
  color: #1A1D20;

}
.fourth .content ul{
  font-size: 16px;
  color: #666666;
  line-height: 26px;
}
.fourth .bottom {
  display: flex;
  justify-content: space-between;
}
.fourth .left, .fourth .right {
  width: 591px;
  height: 228px;
  padding: 16px;
  background: #FFFFFF;
  border-radius: 8px;
  box-sizing: border-box;
}