body {
  text-align: center;
  justify-content: center;
  display: flex;
  align-items: center;
  height: 100vh;
  background: linear-gradient(135deg, #e0f7fa, #ffffff);
}

.frame {
  width: 400px;
  padding: 5%;
  border: 5px double lightblue;
  justify-content: center;
  text-align: center;
  background: white;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
  border-radius: 15px;
}

.frame:hover {
  transform: perspective(1000px) rotateX(0deg) rotateY(5deg) scale(1.02);
}

h1 {
  color: red;
  font-family: 'Times New Roman', Times, serif;
  font-size: 40px;
  text-shadow: 2px 2px 5px rgba(0,0,0,0.4);
  transition: all 0.5s ease-in-out;
}

h1:hover {
  color: black;
  font-size: 50px;
  text-shadow: 4px 4px 12px rgba(0,0,0,0.6);
}

.display {
  width: 200px;
  height: 30px;
  padding: 5px;
  font-size: 20px;
  text-align: center;
  font-family: 'Times New Roman', Times, serif;
  border: 2px dotted red;
  background: #fff;
  box-shadow: inset 0 2px 5px rgba(0,0,0,0.2);
  border-radius: 8px;
}

.buttons {
  width: 100px;
  height: 50px;
  font-size: 20px;
  margin: 10px;
  border-radius: 10px;
  background-color: lightblue;
  color: black;
  cursor: pointer;
  border: none;
  box-shadow: 0 5px 10px rgba(0,0,0,0.25);
  transition: all 0.3s ease-in-out;
}

.buttons:hover {
  background-color: rgb(0, 255, 106);
  color: rgb(255, 0, 0);
  transform: translateY(-3px);
  box-shadow: 0 8px 15px rgba(0,0,0,0.35);
}

.btn {
  border: 5px solid rgba(99, 89, 89, 0.2);
  border-radius: 75%;
  width: 50px;
  height: 50px;
  color: red;
  background: white;
  box-shadow: 0 5px 15px rgba(0,0,0,0.3);
  transition: all 0.3s ease-in-out;
  cursor: pointer;
}

.btn:hover {
  transform: scale(1.2) rotate(10deg);
  box-shadow: 0 10px 20px rgba(0,0,0,0.4);
}

#score {
  font-size: 20px;
  color: blue;
  font-family: 'Times New Roman', Times, serif;
  border: 2px solid black;
  border-radius: 10px;
  padding: 5px;
  margin-top: 10px;
  background: #f9f9f9;
  box-shadow: inset 0 3px 6px rgba(0,0,0,0.2);
}