body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-image:url(assets/image/img1.jpg) ; /* Gradien warna yang mewah */
    font-family: Arial, sans-serif;
}

.calculator {
    border: 1px solid #ccc;
    border-radius: 30px;
    padding: 50px;
    background-color: rgba(255, 255, 255, 0.9); /* Transparansi untuk efek mewah */
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
}

input[type="text"] {
    width: 100%;
    height: 40px;
    font-size: 24px;
    text-align: right;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    padding-right: 10px;
    background-color: #f9f9f9; /* Warna latar belakang input */
}

.buttons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

button {
    height: 50px;
    font-size: 18px;
    border: none;
    border-radius: 5px;
    background-color: #007bff;
    color: white;
    cursor: pointer;
    transition: background-color 0.3s; /* Efek transisi saat hover */
}

button:hover {
    background-color: #0056b3;
}