.rps-calculator {
    /* Add your desired styling here */
    width: 300px;
    padding: 20px;
    border: 1px solid #ccc;
}

.rps-calculator label {
    display: block;
    margin-bottom: 5px;
}

.rps-calculator input,
.rps-calculator button {
    width: 100%;
    padding: 8px;
    margin-bottom: 10px;
    box-sizing: border-box;
}

#modifier {
    background-color: #e0e0e0;
    color: #333;
}

#result {
    font-weight: bold;
    margin-top: 10px;
}