.h1 {
  font-size: 2.5rem;
  font-weight: bold;
}

aside {
  display: inline-block;
}
aside .ad {
  background-color: #e5f0db;
  height: 200px;
  width: 270px;
  margin: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
}

table#trends-right td {
  background-color: #343f4f;
}
table#trends-right th {
  font-size: 1.25rem;
  background-color: #656363;
}
table#trends-right .btn {
  background-color: #d9d9d9;
}

.card-footer {
  background-color: #d8d9de;
  border-width: 2px;
  border-color: #b2b1b1;
}