.head_bg {
  width: 100%;
  height: 244px;
  background-color: #3838AA;
  text-align: center;
  margin-bottom: 64px;
}
.head_bg .head_h2 {
  font-size: 46px;
  font-weight: bold;
  color: #FFFFFF;
  margin-top: 70px;
}