ul,
li {
  list-style: none;
}

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

.title {
  font-size: 24px;
  font-weight: bold;
  text-align: center;
}
.first {
  padding: 64px 0 128px 0;
}
.first .box{
  display: flex;
}
.first .left img {
  width: 600px;
  height: 380px;
}
.first .right {
  width: 500px;
  margin-left: 100px;
  margin-top: 61px;
  font-size: 16px;
  line-height: 26px;
}
.first .right p:nth-of-type(2) {
  font-weight: bold;
  margin-top: 16px;
  margin-bottom: 8px;
}
.second .title {
  margin-bottom: 40px;
}
.second .box ul {
  display: flex;
  flex-wrap: wrap;
}
.second .box li {
  width: 592px;
  height: 226px;
  padding: 32px 54px 32px 32px;
  background: #F6F6F6;
  border-radius: 16px 16px 16px 16px;
  margin-right: 16px;
  margin-bottom: 16px;
  line-height: 1;
}
.second .box li:nth-of-type(2n) {
  margin-right: 0;
  margin-bottom: 0;
}
.second .box li img {
  width: 32px;
  height: 32px;
}
.second .box li .top {
  font-size: 20px;
  font-weight: bold;
  color: #1A1D20;
  margin: 16px 0;
}
.second .box li .content {
  line-height: 26px;
  color: #666666;
  font-size: 16px;
}
.third .title {
  margin-top: 112px;
  margin-bottom: 40px;
}
.third .box {
  display: flex;
}
.third .box .left li {
  display: flex;
  margin-bottom: 32px;
  color: #666666;
}
.third .box .left .img{
  width: 48px;
  height: 48px;
  margin-right: 16px;
  text-align: center;
  background: #F6F6F6;
  border-radius: 48px;
}
.third .box .left .img img {
  width: 26px;
  height: 24px;
  margin-top: 12px;
}
.third .right img{
  width: 600px;
  height: 380px;
}
.third .box .left .content {
  width: 525px;
  line-height: 26px;
  font-size: 16px;
}
.fourth .title {
  margin-top: 96px;
}
.fourth .title + h6 {
  font-size: 20px;
  margin-top: 16px;
  margin-bottom: 40px;
  text-align: center;
}
.fourth ul {
  display: flex;
  flex-wrap: wrap;
}
.fourth li {
  width: 390px;
  height: 248px;
  padding: 32px 26px;
  margin-bottom: 124px;
  margin-right: 15px;
  background: #F6F6F6;
  border-radius: 16px;
  text-align: center;
  line-height: 1;
  font-size: 16px;
  color: #666666;
}
.fourth li:nth-of-type(3n) {
  margin-right: 0;
}
.fourth li img {
  width: 48px;
  height: 48px;
}
.fourth li .item-title {
  font-size: 20px;
  font-weight: bold;
  color: #1A1D20;
  margin: 16px 0;
}
.fourth li .content{
  line-height: 26px;
  margin-top: 16px;
}