body {
    font-family: Arial, sans-serif;
    background: #f5f7fa;
    display: flex;
    justify-content: center;
    padding-top: 40px;
}

.container {
    width: 420px;
    background: white;
    padding: 25px;
    border-radius: 14px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

h1 {
    text-align: center;
    margin-bottom: 25px;

}

#fluxo {
    font-size: 1.2rem;
    margin-bottom: 20px;
    font-weight: 600;
}

button {
    width: 100%;
    padding: 14px;
    margin: 8px 0;
    font-size: 1rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: 0.2s ease;
}

.yes {
    background: #0abf48;

    color: white;
}

.no {
    background: #e63946;
    color: white;
}

button:hover {
    opacity: 0.85;
}