Fix ui bugs:

- keyboard screen glitch
- multi-line messages
- missing styling

webroot/style.css

@@ -630,13 +630,10 @@ space{
 .chat-message-pfp {
     width: 2.5rem;
     height: 2.5rem;
-    border-radius: 0.6rem;
+    border-radius: 0.65rem;
     object-fit: cover;
     flex-shrink: 0;
-    opacity: 0; /* hidden by default for consecutive messages */
-}
-.chat-message.with-avatar .chat-message-pfp {
-    opacity: 1;
+    border: var(--border-width) solid rgba(255, 255, 255, 0.2);
 }
 .chat-message-content {
     display: flex;
@@ -664,6 +661,7 @@ space{
 .chat-message-text {
     line-height: 1.4;
     word-break: break-word;
+    white-space: pre-wrap;
 }
 
 @media (hover: hover) {