body {
    font-family: Georgia, "Times New Roman", Times, serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background: radial-gradient(circle, rgb(222, 195, 255), rgb(250, 129, 232));
}

h2 {
    font-size: 35px;
}

#calculator {
    text-align: center;
    padding: 20px;
    border: 1px solid #cccccc;
    border-radius: 2em;
    position: absolute;
    background-color: rgb(243, 235, 253);
    color: rgb(44, 44, 44);
    border-radius: 8%;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 30vw;
    height: auto;
    box-shadow: rgba(255, 100, 221, 0.913) 15px 20px 40px,
        rgba(248, 56, 229, 0.788) 5px 5px 10px;
    text-align: center;
}

input {
    width: 50%;
    padding: 10px 0px;
    margin-bottom: 20px;
    margin-top: 20px;
    margin-left: 3px;
    border-radius: 0.3em;
    font-size: 15px;
}

label {
    font-size: 20px;
}

button {
    padding: 10px;
    cursor: pointer;
    margin-bottom: 20px;
    margin-left: 5px;
    margin-top: 20px;
    border-radius: 10px;
    font-family: serif;
    background-color: rgba(158, 125, 199, 0.916);
}

button:hover {
    background-color: rgb(154, 82, 222);
    box-shadow: rgba(162, 64, 197, 0.913) 2px 2px 3px,
        rgba(150, 49, 175, 0.788) 1px 1px 1px;
}

@media (max-width: 1200px) {
    #calculator {
        width: 50vw;
    }
}

@media (max-width: 1000px) {
    #calculator {
        width: 60vw;
    }
}

@media (max-width: 800px) {
    #calculator {
        width: 70vw;
    }
}

@media (max-width: 600px) {
    h2 {
        font-size: 1.5rem;
    }

    b {
        font-size: 1rem;
    }

    button {
        padding: 5px;
        margin-top: 10px;
        margin-bottom: 10px;
    }

    input {
        font-size: 12px;
        width: 45%;
    }
}

@media (max-width: 400px) {
    #calculator {
        width: 75vw;
    }

    h2 {
        font-size: 1.2rem;
    }

    b {
        font-size: 0.8rem;
    }

    button {
        padding: 5px;
        margin-top: 5px;
        margin-bottom: 5px;
    }

    input {
        font-size: 10px;
        width: 40%;
    }
}