body {
  background-color: aquamarine;
  text-align: center;
}

h1 {
  font-size: 4em;
  color: rgb(52, 104, 104);
}
h3 {
  margin-left: 2vw;
  margin-right: 2vw;
  margin-top: 2vh;
  margin-bottom: 2vh;
  font-size: 4vw;
}
.wrapper {
  display: flex;
  align-items: center; 
  margin-bottom: 10vh;
  font-size: 4em;
}

.left, .right {
  width: 30%;
  justify-content: center;
  display: flex;
  flex-wrap: wrap;
}

.fruit {
  flex: 0 1 auto;
  object-fit: contain;
  max-width: 33%;
  max-height: 33%;
}

.left .fruit, .right .fruit {
  flex: 0 1 auto;
  object-fit: contain;
  max-width: 30%;
  max-height: 33%;
  margin: 2px;
}

input {
  text-align: center;
  font-size: 4vh;
  width: 15vw;
  height: 4vh;
}

#a1, #a2, #a3 {
  transition: background-color 2s, color 2s;
  border-radius: .1em;
  
}
.correct {
  transition: background-color 2s, color 2s;
  background-color: rgb(183, 249, 183);
  color: green;
  pointer-events: none;
  border-radius: .1em;
}

.wrong {
  transition: background-color 2s, color 2s;
  background-color: rgb(249, 183, 183);
  color: rgb(128, 0, 0);
  pointer-events: none;
  border-radius: .1em;
}