.description {
  text-align: center;
  color: white;
}
.main-selector-container {
  background-color: white;
  padding-top: 20px;
  padding-bottom: 50px;
  border-radius: 50px;
}

.main-selector {
  margin: auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  justify-content: space-between;
  align-content: center;
}

.lesson-1, .lesson-2, .lesson-3, .lesson-4 {
  margin: 10px;
  padding: 5px;
}
.lesson-1:hover, .lesson-2:hover, .lesson-3:hover, .lesson-4:hover {
  cursor: pointer;
  opacity: 0.5;
}
.label {
  text-decoration: none;
  font-weight: bold;
  color: black;
}

img {
  width: 100%;
}