#tag_list {
  width: 65%;
  display: grid;
  margin: auto;
  grid-template-columns: repeat(3, 1fr);
  column-gap: 8px;
  row-gap: 16px
}

@media (max-width: 767.98px) {
  #tag_list {
    width: 100%;
  }
}

#tag_list button {
  padding: 12px 0px;
  cursor: pointer;
  border: 1px solid transparent;
  border-radius: 3px;
  font-family: inherit;
  font-size: 14px;
  width: 100%;
  height: 100%;
  color: black;
  background-color: transparent;
  border: 2px solid black;
}

#tag_list button:hover {
  background-color: lightgray;
}

#post_list {
  display: flex;
  flex-direction: column;
}

article {
  width: 100%;
  text-align: left;
  padding-top: 1rem;
}

article > h2 {
  color: black;
  padding: 0;
  margin: 0;
}

article > h3 {
  margin: 0;
  margin-top: 12px;
  color: gray;
  font-size: 12px;
  font-weight: normal;
  padding: 0;
}