Improve styling of rofi power menu

Moved it higher on the screen so it it in line with the power button

made the icons bigger which also lead to adjusting the margins to they
sat centred on the button

rofi/.config/rofi/themes/power.rasi

@@ -27,7 +27,7 @@ window {
     width:                          100px;
     location:                       east;
     x-offset:                       -15px;
-    y-offset:                       0px;
+    y-offset:                       -200px;
 }
 
 listview {
@@ -52,11 +52,11 @@ element {
 }
 
 element-text {
-	font:							"iosevka 25";
+	font:							"iosevka 45";
     expand:                         true;
     horizontal-align:               0.5;
     vertical-align:                 0;
-    margin:                         10px 10px 33px 10px;
+    margin:                         0px 10px 63px 10px;
 }
 
 element normal.urgent,