It didn't remove it, I have another code in there.
Here is what I have exactly in there;
.xenOverlay #pageLogin
{
background: rgba(0, 0, 0, 0.75);
color: #ffffff;
padding: 20px;
border: 20px solid rgba(0, 0, 0, 0.25);
border-radius: 20px;
box-shadow: 0 25px 50px rgba(0...