#land-unit-converter {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    background-color: #f9f9f9;
}

#land-converter-form label {
    display: block;
    margin: 10px 0 5px;
    font-weight: bold;
}

#land-converter-form input, 
#land-converter-form select, 
#land-converter-form button {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}

#land-converter-form button {
    background-color: #007bff;
    color: #fff;
    font-size: 16px;
    cursor: pointer;
}

#land-converter-form button:hover {
    background-color: #0056b3;
}

#conversion-result {
    margin-top: 20px;
    font-size: 18px;
    font-weight: bold;
}

/* Default Theme */
.land-converter-theme-default {
    background-color: #f9f9f9;
    color: #333;
    border: 1px solid #ddd;
    padding: 20px;
    border-radius: 5px;
}

/* Light Theme */
.land-converter-theme-light {
    background-color: #ffffff;
    color: #222;
    border: 1px solid #ccc;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.land-converter-theme-light input,
.land-converter-theme-light select,
.land-converter-theme-light button {
    background-color: #fff;
    border: 1px solid #bbb;
    color: #333;
}

.land-converter-theme-light button:hover {
    background-color: #f1f1f1;
}

/* Dark Theme */
.land-converter-theme-dark {
    background-color: #2b2b2b;
    border: 1px solid #444;
    padding: 20px;
    border-radius: 5px;
}

.land-converter-theme-dark select,
.land-converter-theme-dark button {
    background-color: #333;
    border: 1px solid #555;
    color: #ddd;
}

.land-converter-theme-dark button:hover {
    background-color: #444;
}

/* Conversion Result */
#conversion-result {
    margin-top: 15px;
    font-size: 1.2em;
    font-weight: bold;
}