feat(collab): update remote user cursor style

components/Collaborate/Prosemirror.css

@@ -157,3 +157,41 @@ li.ProseMirror-selectednode:after {
   color: #aaa;
   position: absolute;
 }
+
+/* Ref: https://github.com/yjs/y-prosemirror#remote-cursors
+
+this is a rough fix for the first cursor position when the first paragraph is empty */
+.ProseMirror > .ProseMirror-yjs-cursor:first-child {
+  margin-top: 16px;
+}
+.ProseMirror p:first-child, .ProseMirror h1:first-child, .ProseMirror h2:first-child, .ProseMirror h3:first-child, .ProseMirror h4:first-child, .ProseMirror h5:first-child, .ProseMirror h6:first-child {
+  margin-top: 16px
+}
+/* This gives the remote user caret. The colors are automatically overwritten*/
+.ProseMirror-yjs-cursor {
+  position: relative;
+  margin-left: -1px;
+  margin-right: -1px;
+  border-left: 1px solid black;
+  border-right: 1px solid black;
+  border-color: orange;
+  word-break: normal;
+  pointer-events: none;
+}
+/* This renders the username above the caret */
+.ProseMirror-yjs-cursor > div {
+  position: absolute;
+  top: -1.05em;
+  left: -1px;
+  font-size: 13px;
+  background-color: rgb(250, 129, 0);
+  font-family: serif;
+  font-style: normal;
+  font-weight: normal;
+  line-height: normal;
+  user-select: none;
+  color: white;
+  padding-left: 2px;
+  padding-right: 2px;
+  white-space: nowrap;
+}