body { 
    font-family: Arial, sans-serif; 
    margin: 0; 
    background: #f7f9fa; 
    color: #222;
}
header {
    background: #002366;
    color: #fff;
    padding: 1.5rem 0;
    text-align: center;
}
nav {
    background: #002366;
    display: flex;
    justify-content: center;
}
nav a {
    color: #fff;
    padding: 1rem 2rem;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.2s;
}
nav a:hover, nav a.active {
    background: #002366;
}
main {
    max-width: 900px;
    margin: 2rem auto;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.10);
    padding: 2rem;
}
section {
    margin-bottom: 2.5rem;
}
h2 {
    color: #002366;
    margin-top: 0;
}
form label {
    display: block;
    margin-top: 1rem;
    font-weight: 500;
}
form input, form textarea {
    width: 100%;
    padding: 0.5rem;
    margin-top: 0.3rem;
    border-radius: 5px;
    border: 1px solid #ccc;
    margin-bottom: 1rem;
    font-size: 1rem;
}
form button {
    background: #002366;
    color: #fff;
    padding: 0.7rem 2rem;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    cursor: pointer;
}
form button:hover {
    background: #002366;
}
footer {
    text-align: center;
    padding: 1.2rem;
    background: #002366;
    color: #fff;
    margin-top: 3rem;
}
.sponsor-thanks {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 3rem;
    margin-bottom: 1rem;
}
.sponsor-thanks-container {
    display: flex;
    align-items: center;
    background: #f1f3f7;
    border-radius: 10px;
    padding: 1.5rem 2rem;
    box-shadow: 0 2px 6px rgba(0,0,0,0.08);
}
.sponsor-logo {
    height: 60px;
    margin-right: 1.5rem;
}
.thanks-note {
    font-size: 1.15rem;
    color: #0047ab;
}
@media (max-width: 600px) {
    nav { flex-direction: column; }
    main { padding: 1rem; }
    .sponsor-thanks-container {
        flex-direction: column;
        text-align: center;
        padding: 1rem;
    }
    .sponsor-logo {
        margin-right: 0;
        margin-bottom: 1rem;
    }
}