Updated Running programs natively under Wayland (markdown)

Running-programs-natively-under-Wayland.md

@@ -6,7 +6,7 @@ You can disable Xwayland (X clients under Wayland) support by specifying `xwayla
 
 Wayland should be selected by default. If not, this can be overridden on a per-app basis by setting:
 
-```
+```shell
 # Do not set this globally
 GDK_BACKEND=wayland
 CLUTTER_BACKEND=wayland
@@ -18,25 +18,25 @@ Setting ```GDK_BACKEND=wayland``` however can still lead to startup crashes with
 
 Wayland is used by default if `XDG_SESSION_TYPE=wayland` is set (ie. if you use a display manager). If not:
 
-```
+```shell
 QT_QPA_PLATFORM=wayland-egl
 ```
 
 To use your monitor's DPI instead of the default of 96 DPI:
 
-```
+```shell
 QT_WAYLAND_FORCE_DPI=physical
 ```
 
 Older versions of Qt always show window decorations. To hide them:
 
-```
+```shell
 QT_WAYLAND_DISABLE_WINDOWDECORATION=1
 ```
 
 ## Elementary/EFL
 
-```
+```shell
 ECORE_EVAS_ENGINE=wayland_egl
 ELM_ENGINE=wayland_egl
 ```
@@ -45,7 +45,7 @@ You could set them to `wayland_shm` instead, if you want to use software renderi
 
 ## SDL
 
-```
+```shell
 SDL_VIDEODRIVER=wayland
 ```
 
@@ -57,6 +57,6 @@ Wayland needs to be selected at compile-time. Arch users can install `glfw-wayla
 
 Some Java AWT applications would not display properly unless you set the following.
 
-```
+```shell
 _JAVA_AWT_WM_NONREPARENTING=1
 ```