body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
}

h1 {
    color: #333;
}

.order-form {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    width: 100%;
    max-width: 600px;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.order-form label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.order-form input,
.order-form select,
.order-form button {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
}

.order-form fieldset {
    width: 100%;
    grid-column: span 2;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
}

.order-form fieldset .extra-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.order-form fieldset legend {
    font-weight: bold;
    margin-bottom: 10px;
    padding: 8px;
}

.order-form fieldset label {
    padding: 8px;
    margin: 0;
    font-weight: normal;
}

.order-form fieldset input {
    width: 25px;
    margin-left: 0px;
    padding-left: 0px;
}

button {
    background-color: #28a745;
    color: #fff;
    font-weight: bold;
    cursor: pointer;
    border: none;
    grid-column: span 2;
    padding: 12px;
}

button:hover {
    background-color: #218838;
}