* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background: url('cielo_estrellado.png') no-repeat center center fixed;
    background-size: cover;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    background: white;
    max-width: 600px;
    width: 100%;
    padding: 40px;
}

h1 {
    text-align: center;
    color: #667eea;
    margin-bottom: 10px;
    font-size: 2.5em;
}

.subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 30px;
    font-size: 1.1em;
}

.score {
    text-align: center;
    font-size: 1.3em;
    color: #764ba2;
    margin-bottom: 20px;
    font-weight: bold;
}

.question-container {
    margin: 30px 0;
}

.movie-poster {
    width: 100%;
    max-width: 300px;
    height: auto;
    display: block;
    margin: 0 auto 20px;
}

.question {
    font-size: 1.3em;
    color: #333;
    margin-bottom: 20px;
    text-align: center;
    font-weight: 500;
}

.options {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.option {
    padding: 15px 25px;
    background: #f0f0f0;
    border: 2px solid #ccc;
    cursor: pointer;
    font-size: 1.1em;
    text-align: center;
}

.option:hover {
    background: #e0e0e0;
}

.option.correct {
    background: #4caf50;
    color: white;
    border-color: #4caf50;
}

.option.incorrect {
    background: #f44336;
    color: white;
    border-color: #f44336;
}

.option.disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

.btn {
    padding: 15px 30px;
    background: #ac7ed1;
    color: white;
    border: none;
    cursor: pointer;
    font-size: 1.1em;
    margin-top: 20px;
    width: 100%;
    font-weight: bold;
}

.btn:hover {
    background: #a230ee;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.loading {
    text-align: center;
    color: #a530f3;
    font-size: 1.2em;
    padding: 40px;
}

.result-message {
    text-align: center;
    padding: 15px;
    margin: 20px 0;
    font-size: 1.2em;
    font-weight: bold;
}

.result-message.correct {
    background: #c8e6c9;
    color: #2e7d32;
}

.result-message.incorrect {
    background: #ffcdd2;
    color: #c62828;
}

.final-screen {
    text-align: center;
}

.final-score {
    font-size: 3em;
    color: #667eea;
    margin: 20px 0;
}

.final-message {
    font-size: 1.3em;
    color: #000000;
    margin-bottom: 30px;
}

.timer {
    margin-bottom: 20px;
    text-align: center;
    font-size: 1.1em;
    color: #333;
}