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

body {
    background-color: #050505;
    color: #f0f0f0;
    font-family: 'Arial', sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    text-align: center;
    padding: 20px;
}

.container {
    max-width: 600px;
    width: 100%;
}

.emojis {
    font-size: 7rem; 
    text-align: center;
    margin: 30px 0;
    letter-spacing: 15px; 
}

.btn-group {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;
}

button {
    background-color: transparent;
    color: #fff;
    border: 1px solid #fff;
    padding: 15px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 5px;
}

button:hover {
    background-color: #fff;
    color: #000;
}

#timer-display {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 1.2rem;
    opacity: 0.7;
}

/* Responsividad para móviles */
@media (min-width: 600px) {
    .btn-group {
        flex-direction: row;
        justify-content: center;
    }
    button {
        width: 30%;
    }
}