body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background: #f2f5f9;
    margin: 0;
    padding: 40px 20px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 800px;
    background: #ffffff;
    padding: 30px 40px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    text-align: center;
}

h1, h2 {
    margin-bottom: 20px;
    color: #333;
}

label {
    font-weight: bold;
    display: block;
    margin: 15px 0 5px;
    text-align: left;
}

select, button {
    width: 100%;
    padding: 12px;
    font-size: 1rem;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    border-radius: 8px;
    box-sizing: border-box;
}

button {
    background-color: #4285f4;
    color: white;
    border: none;
    cursor: pointer;
    transition: background 0.3s ease;
}

button:hover {
    background-color: #3367d6;
}

#loading {
    text-align: center;
    margin-top: 20px;
    font-weight: bold;
    color: #666;
    font-size: 1rem;
}

/* Table styling for results */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 30px;
    text-align: left;
}

th, td {
    padding: 12px 15px;
    border-bottom: 1px solid #e0e0e0;
}

th {
    background-color: #f8f9fa;
    color: #555;
}

tr:hover {
    background-color: #f1f1f1;
}

a {
    color: #1a73e8;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}