@charset "UTF-8";

/* Global Styles */
* {
  box-sizing: border-box;
}

article, aside, footer, header, main, nav, section {
  display: block;
}

/* Body Structure */
body {
  height: 100%;
  margin: 0;
  padding: 0;
  text-align: center;
  font-family: Georgia, 'Times New Roman', Times, serif;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Roboto Condensed', Helvetica, 'Helvetica Neue', Arial, sans-serif;
}

/* Header */
header {
  background-color: black;
  color: white;
  padding: 50px;
}

/* Navigation */
.sidenav {
  width: 175px;
  position: fixed;
  z-index: 1;
  top: 200px;
  left: 10px;
  background: lightgray;
  overflow-x: hidden;
  padding: 8px 0;
}

.sidenav a {
  padding: 6px 8px 6px 16px;
  text-decoration: none;
  font-size: 25px;
  color: #2196F3;
  display: block;
}

.sidenav a:hover {
  color: #064579;
}

/* Page Structure */
main

div {
  margin: auto;
}

/* Example 1 */
.example1 {
  width: 200px;
  height: 200px;
  background: yellow;
  transition: height 2s;
}

.example1:hover {
  height: 400px;
}

/* Example 2 */
.example2 {
  width: 100px;
  height: 100px;
  background: orange;
  transition: width 3s, height 2s;
}

.example2:hover {
  width: 200px;
  height: 200px;
}

/* Example 3 */
.example3 div {
  width: 200px;
  height: 200px;
  background: green;
  transition: width 3s;
}

.example3 div:hover {
  width: 400px;
}

#div1 {
  transition-timing-function: linear;
}

#div2 {
  transition-timing-function: ease;
}

#div3 {
  transition-timing-function: ease-in;
}

#div4 {
  transition-timing-function: ease-out;
}

#div5 {
  transition-timing-function: ease-in-out;
}

#div6 {
  transition-timing-function: cubic-bezier(1, 0, 0, 1);
  margin-top: 20px;
}

/* Example 4 */
.example4 {
  width: 100px;
  height: 100px;
  background: red;
  transition: height 2s;
  transition-delay: 1s;
}

.example4:hover {
  height: 200px;
}

/* Example 5 */
.example5 {
  width: 200px;
  height: 200px;
  background: blue;
  transition: width 2s, height 2s, transform 2s;
}

.example5:hover {
  width: 500px;
  height: 500px;
  transform: rotate(90deg);
}

/* Example 6 */
.example6 {
  width: 200px;
  height: 200px;
  background: purple;
  transition-property: width, height;
  transition-duration: 3s;
  margin-bottom: 20px;
}

.example6:hover {
  width: 400px;
  height: 400px;
}

/* Footer */
footer {
  background-color: black;
  color: white;
  height: 80px;
  padding: 10px;
}