/* Flexbox Part 1 */

#flex-section1 ul {
  display: flex;
  justify-content: space-evenly;

  /* remove bullet point */
  list-style-type: none;
  padding: 0;
  margin: 0;
}

/* end Flexbox Part 1 */


/* Flexbox Part 2 */

#flex-section2 ul {
  display: flex;

  /* remove bullet point */
  list-style-type: none;
  padding: 0;
  margin: 0;
}

#flex-section2 li {
}

#flex-section2 .item1 {
  flex-grow: 1;
  flex-basis: 100px;
}

#flex-section2 .item2 {
  flex-grow: 1;
  flex-basis: 100px;
}

#flex-section2 .item3 {
  flex-grow: 1;
  flex-basis: 100px;
}

/* end Flexbox Part 2 */


/* Flexbox Part 3 */

#flex-section3 .box {
  display: flex;
  align-items: center;
  justify-content: center;
}

#flex-section3 .tags ul {
  display: flex;
  flex-wrap: wrap;

  /* remove bullet point */
  list-style-type: none;
  padding: 0;
  margin: 0;
}

/* end Flexbox Part 3 */


/* Grid Part 1 */

#grid-section1 .grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 100px;
  grid-gap: 20px;
}

/* end Grid Part 1 */


/* Grid Part 2 */

#grid-section2 .gridboxblue {
  order: 2;
  width: 460px;
  height: 390px;
  margin-left: -230px;
}

#grid-section2 .gridboxred {
  order: 1;
  width: 450px;
  height: 120px;
  margin-top: 110px;
}

/* end Grid Part 2 */


/* Grid Part 3 */

#grid-section3 .grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  grid-template-rows: 100px 300px 100px;
  grid-gap: 10px;
}

#grid-section3 .box1 {
  grid-column: 1 / span 2;
  grid-row: 1;
}

#grid-section3 .box2 {
  grid-column: 1;
  grid-row: 2;
}

#grid-section3 .box3 {
  grid-column: 2;
  grid-row: 2;
}

#grid-section3 .box4 {
  grid-column: 1 / span 2;
  grid-row: 3;
}

/* end Grid Part 3 */


/* Transition Part */

#transition-section .box a {
  display: inline-block;
  background-color: #ccc;
  color: #000;
  padding: 20px;
  text-decoration: none;
  transition: background-color 3s ease-in-out, color 3s ease-in-out;
}

#transition-section .box a:hover {
  background-color: #cc0000;
  color: #fff;
  transition: background-color 0.5s ease-in-out, color 0.5s ease-in-out;
}

/* end Transition Part */