#sc-wrapper {
    max-width: 700px;
    margin: 40px auto;
    padding: 20px;
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

#sc-wrapper textarea {
    width: 100%;
    height: 150px;
    padding: 10px;
    margin-top: 10px;
    box-sizing: border-box;
}

#sc-wrapper input[type="number"],
#sc-wrapper button {
    padding: 8px;
    margin-top: 10px;
}

#sc-wrapper button {
    background: #0073aa;
    color: #fff;
    border: none;
    cursor: pointer;
}

#sc-wrapper button:hover {
    background: #005177;
}

.sc-result {
    margin-top: 20px;
    padding: 15px;
    background: #e9ffe9;
    border-left: 5px solid green;
}