cosmetic fixes to basic graphics and preset selection

indra/newview/skins/default/xui/en/panel_preferences_graphics1.xml

@@ -246,7 +246,7 @@
     max_val="101"
     name="IndirectMaxComplexity"
     show_text="false"
-    top_delta="20"
+    top_delta="24"
     width="300">
     <slider.commit_callback
       function="Pref.UpdateIndirectMaxComplexity"
@@ -274,7 +274,7 @@
     layout="topleft"
     left="30"
     name="WindLightUseAtmosShaders"
-    top_delta="20"
+    top_delta="24"
     width="280">
     <check_box.commit_callback
       function="Pref.VertexShaderEnable" />
@@ -286,9 +286,9 @@
     initial_value="true"
     label="Advanced Lighting Model"
     layout="topleft"
-    left="50"
+    left="30"
     name="UseLightShaders"
-    top_delta="20"
+    top_delta="24"
     width="256">
     <check_box.commit_callback
       function="Pref.VertexShaderEnable" />