body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    padding-top: 30px;
}

.box {
    border: 1px solid #4a7bb0;
    padding: 20px;
    width: 350px;
}

.banner {
    background-color: #ff0000;
    height: 80px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
}

.banner span {
    color: #ffff00;
    font-size: 22px;
    font-weight: bold;
}

.form-group {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.form-group label {
    width: 110px;
    font-size: 13px;
}

.form-group input[type="text"] {
    flex: 1;
    padding: 3px;
    font-size: 13px;
}

.form-group input[type="color"] {
    width: 40px;
    height: 25px;
    padding: 0;
    border: 1px solid #777;
    cursor: pointer;
}

.button-row {
    margin-top: 15px;
}

.button-row button {
    padding: 3px 10px;
    font-size: 12px;
    cursor: pointer;
}