body {
    background: #323B7A;
    color: #fff;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}
.container {
    max-width: 500px;
    margin: 60px auto;
    background: #3d4386;
    border-radius: 12px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.2);
    padding: 32px 24px 40px 24px;
    text-align: center;
}
.site-logo {
    width: 110px;
    margin-bottom: 18px;
    margin-top: 8px;
}
h1 {
    margin-bottom: 24px;
    font-size: 2rem;
    color: #fff;
}
input[type="text"] {
    width: 80%;
    padding: 10px;
    border-radius: 6px;
    border: none;
    margin-bottom: 16px;
    font-size: 1rem;
    background: #23285c;
    color: #fff;
}
input[type="text"]::placeholder {
    color: #bfc6e6;
}
button {
    padding: 10px 24px;
    border: none;
    border-radius: 6px;
    background: #fff;
    color: #323B7A;
    font-size: 1rem;
    cursor: pointer;
    margin-left: 8px;
    transition: background 0.2s, color 0.2s;
    font-weight: bold;
}
button:hover {
    background: #4fa3ff;
    color: #fff;
}
#video-container {
    margin-top: 32px;
    min-height: 315px;
}
iframe {
    border-radius: 8px;
    width: 100%;
    min-height: 315px;
    max-width: 100%;
    background: #23285c;
}
a#example-link {
    color: #4fa3ff;
    text-decoration: underline;
    font-size: 1rem;
}
a#example-link:hover {
    color: #fff;
}