body {
  margin: 0;
  height: 100vh;
  background-color: blue;
}
.page-wrapper {
  display: flex;
}
.navbar-wrapper {
  background-color: aliceblue;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.left-nav-container {
  display: flex;
  justify-content: space-evenly;
  align-items: center;
  width: 100px;
  height: 100%;
}
button {
  padding: 5px 10px;
  background-color: rgb(28, 6, 94);
  border-radius: 10px;
  padding: 5px 10px;
  border: none;
  border-radius: 10px;
  color: rgb(0, 14, 14);
  opacity: 0.9;
  height: 40px;
}
.right-nav-container {
  align-items: center;
  display: flex;
  justify-content: space-evenly;
  height: 100%;
  width: 100px;
}

.main-wrapper {
  /* flex parent */
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: darkblue;
  height: 100%;
  flex-direction: column;
  margin-top: 40px;
  margin-bottom: 20px;
}
.ID-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: aliceblue;
  flex-direction: column;

  /* design */
  border-radius: 30px;

  padding: 40px 0;
  width: 500px;
}
.image-wrapper {
  display: flex;
  border-radius: 30px;
  padding: 40px 0;
  width: 500px;
  justify-content: center;
  align-content: center;
}
.image {
  display: flex;
  border-radius: 15%;
  width: 200px;
  margin-left: 50px;
  margin-right: 20px;
}
.head-wrapper {
  display: flex;
  border-radius: 30px;
  padding: 40px 0;
  width: 500px;
  justify-content: center;
  align-content: center;
}
.link-wrapper {
  display: flex;
  border-radius: 30px;
  padding: 40px 0;
  width: 500px;
  justify-content: center;
  align-content: center;
}
.form-wrapper {
  /* flex parent */
  align-items: center;
  display: flex;
  flex-direction: column;
  justify-content: space-evenly;

  /* design */
  border-radius: 30px;
  background-color: lightgray;
  padding: 40px 0;
  width: 500px;
}

.form-input {
  border: 1px solid black;
  border-radius: 5px;
  margin: 10px 0;
  padding: 5px 10px;
  width: 280px;
}

.checkbox-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 70px;
}

.form-button {
  border: none;
  border-radius: 10px;
  cursor: pointer;
  height: 40px;
  margin: 40px 0 10px 0;
  padding: 10px 20px;
  outline: none;
}
.title-wrapper {
  height: 300px;
  width: 150px;
  background-color: aliceblue;
  border-radius: 10px;
  border: 1px dashed gray;
  margin: 10px;
  justify-content: center;
  align-content: center;
}

.title {
  color: rgb(0, 128, 105);
  font-size: 42px;
  text-align: center;
  font-family: fantasy;
}

.subtitle-wrapper {
  text-align: center;
  width: 100%;
}

.subtitle {
  border-bottom: 1px solid black;
  padding-bottom: 5px;
}

@keyframes example {
  from {
    background-color: red;
    font-size: 20px;
    color: white;
  }
  to {
    background-color: yellow;
    font-size: 14px;
    color: black;
  }
}

@keyframes example-two {
  0% {
    background-color: red;
    font-size: 14px;
  }
  25% {
    background-color: yellow;
    font-size: 18px;
  }
  50% {
    background-color: blue;
    font-size: 10px;
  }
  100% {
    background-color: green;
    font-size: 24px;
  }
}

.disabled-button {
  background-color: gray;
  border: none;
  border-radius: 10px;
  color: cadetblue;
  opacity: 0.6;
  height: 100px;
  width: 200px;
}

.disabled-button:hover {
  /* animation: example 1s linear; */
  animation: example-two 4s linear;
}

.enabled-button {
  background-color: green;
  border-radius: 10px;
  color: rgb(32, 29, 29);
  height: 40px;
  width: 70px;
  transition: width 0.5s, height 0.5s;
}

.enabled-button:hover {
  height: 45px;
  width: 75px;
}

.small-image {
  width: 100px;
}

.large-image {
  width: 300px;
}

.link {
  border-bottom: 1px solid black;
  padding-bottom: 3px;
  text-decoration: none;
  cursor: progress;
}

.text-input {
  background-color: lightgray;
  border: none;
  border-radius: 5px;
  margin: 5px;
  padding: 5px 10px;
  outline: none;
}

.text-input::placeholder {
  color: orange;
  opacity: 0.8;
}

.text-input:hover {
  background-color: yellow;
}

.text-input:focus {
  background-color: orange;
  color: white;
}

.middle-wrapper {
  background-color: blue;
  border: 1px solid black;
  margin: 3px;
  position: relative;
  height: 200px;
}

.one {
  position: absolute;
  bottom: 0;
  right: 0;
}

.two {
  position: absolute;
  top: 90px;
  font-size: 20px;
  left: 50%;
  z-index: 10;
}

.three {
  position: absolute;
  top: 90px;
  font-size: 20px;
  z-index: 10;
}
.footer {
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background-color: aliceblue;
  margin-top: 15px;
}

.course-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 12px 16px;
  background: aliceblue;
  font-family: sans-serif;
}
.course-nav a { color: rgb(28, 6, 94); }

.archive-banner {
  margin: 0;
  padding: 8px 16px;
  font-family: sans-serif;
  font-size: 13px;
  background: #f3f3f3;
  color: #333;
  border-bottom: 1px solid #ddd;
}