.gcr-knowledge{
max-width:800px;
margin:40px auto;
padding:30px;
background:#fff;
border-radius:16px;
box-shadow:0 6px 20px rgba(0,0,0,0.05);
}

.gcr-knowledge h2{
font-size:24px;
margin-top:30px;
}

.gcr-knowledge p{
line-height:1.8;
}

.gcr-knowledge details{
margin-top:12px;
border:1px solid #eee;
border-radius:10px;
padding:12px 16px;
background:#fafafa;
}