.Q\&A-body{
    margin: 20px auto 0;
    padding: 40px;
    width: 1160px;
    background: #fff;
    overflow: hidden;
    margin-top: 100px;
    min-height: 300px;
}
.Q\&A-list{
    margin-bottom: 10px;
    background-color: #f7f7f7;
}
.Q\&Alist-Q{
    background-color: #f7f7f7;
}
.list-group{
    width:100px;
}
pre i{
    color:#F92672;
}
pre b{
    color:#E6DB74;
}
pre a{
    color:#66D9EF;
}
pre em{
    color:#91E12D
}
pre g{
    color:#9880FF;
}