body {
    font-family: Arial, sans-serif;
    background: #f5f5f5;
    margin: 0;
    padding: 0;
}

.container {
    width: 700px;
    margin: 40px auto;
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

h1 {
    margin-bottom: 20px;
}

.pergunta {
    margin-bottom: 25px;
}

label {
    display: block;
    padding: 10px;
    border: 1px solid #ddd;
    margin-bottom: 10px;
    border-radius: 5px;
    cursor: pointer;
}

button {
    background: #007bff;
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 5px;
    cursor: pointer;
}

.progress {
    width: 100%;
    background: #ddd;
    height: 25px;
    border-radius: 30px;
    overflow: hidden;
    margin-bottom: 30px;
}

.progress-bar {
    height: 100%;
    background: #28a745;
    width: 0%;
    color: white;
    text-align: center;
    line-height: 25px;
}

.resultado {
    font-size: 20px;
    margin-top: 20px;
}