.seccion-posts {
  width: 95%;
  padding: 15px;
  margin: 30px auto;
  border-radius: 20px;
  box-shadow: 0 5px 10px #aaa;
  background: rgb(245, 245, 245);
}

.posts-title {
  font-weight: 600;
  font-size: 20px;
}

.posts-container {
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto;
}

.posts-container .post-item {
  margin: 10px;
}

.posts-container .post-item .fb-post span,
.posts-container .post-item .fb-post span iframe {
  width: 300px !important;
  background: #fff;
  box-shadow: 3px 3px 10px 0 #aaa;
}