body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background-image: url('calculator.jpg'); /* Add your image file path here */
    background-size: cover;
    background-position: center;
    color: white;
    height: 100vh;
    width: 100vw;
}


.container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 20px;
    text-align: center;
}

.calculator {
    width: 300px;
    margin: 0 auto;
    padding: 20px;
    background-color: rgba(0, 0, 0, 0.5);
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
}

input[type="text"] {
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    font-size: 1.5rem;
    background-color: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 5px;
    color: white;
}

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

button {
    padding: 15px;
    font-size: 1.2rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

@media screen and (max-width: 768px) {
    .calculator {
        width: 80%;
    }
}