.prompt-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(120deg, #a1c4fd 0%, #c2e9fb 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    z-index: 1000;
    color: white;
    font-family: 'Poppins', sans-serif;
}

.prompt-container h1 {
    font-size: 4.5rem;
    color: #fff;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
    margin: 0;
    font-weight: 700;
}

.prompt-container h1 .fuel {
    font-weight: 300;
}

.prompt-container h1 .n {
    font-size: 3rem;
    font-weight: 700;
    color: #ffde7d;
}

.prompt-container h1 .flex {
    font-weight: 700;
}

.prompt-container h2 {
    font-size: 2rem;
    font-weight: 400;
    margin-bottom: 2rem;
    color: #f0f0f0;
}

.button-group {
    display: flex;
    gap: 1.5rem;
}

.button-group button {
    padding: 1rem 2.5rem;
    border-radius: 50px;
    border: 2px solid white;
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

#first-time-yes {
    background-color: white;
    color: #2575fc;
}

#first-time-yes:hover {
    background-color: #f0f0f0;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

#first-time-no {
    background-color: transparent;
    color: white;
}

#first-time-no:hover {
    background-color: white;
    color: #2575fc;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}