main {
    padding: 10px;
}
p{
    padding: 5px;
}
.q_and_a-title-box{
    text-align: center;
}
h1 {
    font-size: 48px;
}
a {
    color: #aaa;
}
main{
    text-align: center;
}
.left{
    text-align: left;
}
.center{
    text-align: center;
}
details.answer-box{
    border: none;
    padding: 20px;
    background: #222;
    border-radius: 5px;
}
summary.answer-box{
    font-weight:  bold;
}