* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

body {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 90vh;
  font-family: sans-serif;
  background: linear-gradient(to right, #1e3c72, #2a5298, #00c6fb, #1e3c72);
}

h2 {
  text-align: center;
  margin-top: 30px;
  margin-bottom: 30px;
  text-decoration: underline;
}

.container {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  box-shadow: 0px 1px 4px rgba(0, 0, 0, 0.16);
  width: 40%;
  height: 500px;
  background: rgba(255, 255, 255, 0.9);
  padding: 20px;
  margin: 20px auto;
  border-radius: 3px;
}

#result {
  border: 1px solid #333;
  padding: 40px 50px;
  height: 300px;
  width: 90%;
  margin-bottom: 30px;
  background: linear-gradient(168deg, #ff9a9e, #fad0c4);
  border-radius: 30px;
}

.button-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 50px;
}
button {
  font-size: 20px;
  height: 80px;
  width: 80px;
  border-radius: 50%;
  background-color: indigo;
  color: #fff;
  outline: none;
  border: none;
  animation: pulse 1.5s infinite alternate;
  cursor: pointer;
}
button:hover {
  background-color: darkblue;
}
@keyframes pulse {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.1);
  }
}