.help-banner {
  display: block;
  width: 100%;
}

.help-content {
  padding-top: 70px;
}

.help-video {
  display: block;
  width: 640px;
  height: 360px;
  margin: 0 auto 80px;
}

.help-title {
  font-size: 36px;
  color: #000;
  text-align: center;
  margin-bottom: 30px;
}

.help-text {
  font-size: 20px;
  color: #000;
  line-height: 2;
}

.img-box {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 50px 0;
}

.help-img {
  width: 20%;
  margin-right: 5%;
}

.help-img:last-child {
  margin-right: 0;
}