fix vertical positioning of the lock screen avatar

Author: FreekBes

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "codam-web-greeter",
-  "version": "1.2.1",
+  "version": "1.2.2",
   "description": "LightDM greeter theme for Codam Coding College, compatible with nody-greeter and web-greeter",
   "main": "main.js",
   "scripts": {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "codam-web-greeter-server",
-  "version": "1.2.1",
+  "version": "1.2.2",
   "description": "Back-end server for the codam-web-greeter",
   "main": "src/server.js",
   "scripts": {

server/package-lock.json

@@ -282,7 +282,7 @@ form button:not(:disabled):active {
 }
 
 form#lock-form {
-	margin-top: -50%;
+	margin-top: -116px; /* half of the height of the user image, if displayed full-size */
 }
 
 #active-user-session-avatar {