body{font-family:Arial;background:#f4f4f4;}
.quiz-card,.question{
    background:#fff;
    border:1px solid #000;
    padding:15px;
    margin:15px 0;
}
button,a{
    background:#000;
    color:#fff;
    padding:6px 12px;
    text-decoration:none;
    border:none;
    border-radius:4px;
}
table{border-collapse:collapse;width:50%;}
td,th{border:1px solid #000;padding:8px;text-align:left;}