body{
    margin: 0px;
    padding: 0px;
    background-color: #ffffff;
    font-family: Arial, Helvetica, sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

#calculator{
    padding: 20px;
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 250px;
    height: 400px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.1);
}

#CalculateInput{
    margin-bottom: 20px;
}

#CalculateInput input{
    position: relative;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

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

.btn{
    padding: 15px;
    border: none;
    border-radius: 5px;
    background-color: #007bff;
    color: white;
    font-size: 18px;
    cursor: pointer;
}

#darkmodetoggle{

    padding: 6px;
    margin: 5px;
    position: relative;
    top: -10px
}