.main-container {
  width: 95%;
  margin: auto;
}

.video-section {
  text-align: center;
  margin-bottom: 20px;
}

.content-section {
  margin-bottom: 20px;
}

.guide-section {
  margin-bottom: 20px;
}

.guide-item {
  margin-bottom: 20px;
  clear: both;
}

.guide-item img {
  float: left;
  margin-right: 10px;
}

.img-left {
  float: left;
  margin-right: 10px;
}

.news-section ul {
  list-style: none;
  padding: 0;
}

.news-section li {
  margin-bottom: 10px;
}