.header{
  background: url('../img/q_banner.png') no-repeat;
  background-size: 100% 100%;
  max-height: 418px;
  padding: 40px 6% 40px 15%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header>img{
  height: 340px;
}
.header-content>.title{
  font-family: AliHYAiHei;
  font-weight: bold;
  font-size: 45px;
  color: #3269FF;
}
.content>p{
  text-align: center;
  line-height: 40px;
  color: #333;
}
.video{
  text-align: center;
  margin: 50px 0;
}