html {
  background-color: #F45B26;
}

#display, #operation-display {
  height: 4rem;
  border: 3px solid white;
  margin-bottom: 5px;
  font-size: 2rem;
  text-align: right;
  color: white;
  background-color: #03AED2;
}

button {
  background-color: #D12052;
  color: white;
  border: 3px solid white;
  border-radius: 8px;
}

button:hover {
  background-color: white;
  color: black;
  border: 3px solid black;
  border-radius: 8px;
}

#numbers {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 1rem;
}

.numbers {
  width: calc(33.3% - 10px);
  height: 4rem;
  font-size: 2rem;
}

#operators {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-top: 1rem;
}

.operators {
  width: calc(25% - 10px);
  height: 4rem;
  font-size: 2rem;
}

.final-btns {
  display: flex;
  justify-content: center;
  width: 100%;
  height: 25%;
  font-size: 2rem;
  margin-top: 1rem;
}

h1 {
  text-align: center;
  font-size: 4rem;
  color: white;
}

p {
  text-align: center;
  font-size: 2rem;
  color: white;
}

.github-img {
  width: 30px;
  margin-top: 2rem;
}

.github-img:hover {
  width: 35px;
}

footer {
  display: flex;
  gap: 10px;
  justify-content: center;
}