body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #1e1e2f;
    color: #e0e0e0;
    font-size: 14px;
}

.container {
    width: 90%;
    max-width: 800px;
    margin: 20px auto;
    padding: 10px;
}

h1, h2 {
    color: #ffcc00;
    text-align: center;
    margin-bottom: 15px;
}

.button {
    background-color: #ffcc00;
    color: #1e1e2f;
    border: none;
    padding: 6px 12px;
    border-radius: 6px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.2s;
}
.button:hover {
    background-color: #ffaa00;
}

input[type="text"], input[type="password"], select {
    width: 100%;
    padding: 6px 8px;
    margin: 6px 0;
    border-radius: 6px;
    border: 1px solid #444;
    background-color: #2a2a3f;
    color: #e0e0e0;
    box-sizing: border-box;
}

label {
    font-weight: bold;
    font-size: 13px;
}

.card {
    background-color: #2a2a3f;
    padding: 12px 15px;
    margin: 10px 0;
    border-radius: 10px;
    box-shadow: 0 0 8px rgba(0,0,0,0.5);
}

.rank-first { color: #ffd700; font-weight: bold; font-size: 1em; }
.rank-second { color: #c0c0c0; font-weight: bold; font-size: 0.95em; }
.rank-third { color: #cd7f32; font-weight: bold; font-size: 0.9em; }

@media screen and (max-width: 768px) {
    .container { width: 95%; padding: 5px; }
    .button { width: 100%; }
}