Use align-items: center instead of .m12

core-bundle/contao/themes/flexible/entrypoints.json

@@ -2,37 +2,37 @@
   "entrypoints": {
     "backend": {
       "css": [
-        "/system/themes/flexible/backend.5e009704.css"
+        "/system/themes/flexible/backend.9204935f.css"
       ]
     },
     "confirm": {
       "css": [
-        "/system/themes/flexible/confirm.330dd2c3.css"
+        "/system/themes/flexible/confirm.59938df3.css"
       ]
     },
     "conflict": {
       "css": [
-        "/system/themes/flexible/conflict.dc0fcdc7.css"
+        "/system/themes/flexible/conflict.9dbb4665.css"
       ]
     },
     "diff": {
       "css": [
-        "/system/themes/flexible/diff.75992dae.css"
+        "/system/themes/flexible/diff.d5725281.css"
       ]
     },
     "help": {
       "css": [
-        "/system/themes/flexible/help.edf377ff.css"
+        "/system/themes/flexible/help.1acc36ef.css"
       ]
     },
     "login": {
       "css": [
-        "/system/themes/flexible/login.f39bfb87.css"
+        "/system/themes/flexible/login.423dcfc9.css"
       ]
     },
     "popup": {
       "css": [
-        "/system/themes/flexible/popup.75c000cb.css"
+        "/system/themes/flexible/popup.cdce2188.css"
       ]
     },
     "tinymce": {

core-bundle/contao/themes/flexible/manifest.json

@@ -1,20 +1,20 @@
 {
-  "backend.css": "/system/themes/flexible/backend.5e009704.css",
-  "confirm.css": "/system/themes/flexible/confirm.330dd2c3.css",
-  "conflict.css": "/system/themes/flexible/conflict.dc0fcdc7.css",
-  "diff.css": "/system/themes/flexible/diff.75992dae.css",
-  "help.css": "/system/themes/flexible/help.edf377ff.css",
-  "login.css": "/system/themes/flexible/login.f39bfb87.css",
-  "popup.css": "/system/themes/flexible/popup.75c000cb.css",
+  "backend.css": "/system/themes/flexible/backend.9204935f.css",
+  "confirm.css": "/system/themes/flexible/confirm.59938df3.css",
+  "conflict.css": "/system/themes/flexible/conflict.9dbb4665.css",
+  "diff.css": "/system/themes/flexible/diff.d5725281.css",
+  "help.css": "/system/themes/flexible/help.1acc36ef.css",
+  "login.css": "/system/themes/flexible/login.423dcfc9.css",
+  "popup.css": "/system/themes/flexible/popup.cdce2188.css",
   "tinymce.css": "/system/themes/flexible/tinymce.e5009f94.css",
   "tinymce-dark.css": "/system/themes/flexible/tinymce-dark.596023db.css",
-  "backend.5e009704.css.map": "/system/themes/flexible/backend.5e009704.css.map",
-  "confirm.330dd2c3.css.map": "/system/themes/flexible/confirm.330dd2c3.css.map",
-  "conflict.dc0fcdc7.css.map": "/system/themes/flexible/conflict.dc0fcdc7.css.map",
-  "diff.75992dae.css.map": "/system/themes/flexible/diff.75992dae.css.map",
-  "help.edf377ff.css.map": "/system/themes/flexible/help.edf377ff.css.map",
-  "login.f39bfb87.css.map": "/system/themes/flexible/login.f39bfb87.css.map",
-  "popup.75c000cb.css.map": "/system/themes/flexible/popup.75c000cb.css.map",
+  "backend.9204935f.css.map": "/system/themes/flexible/backend.9204935f.css.map",
+  "confirm.59938df3.css.map": "/system/themes/flexible/confirm.59938df3.css.map",
+  "conflict.9dbb4665.css.map": "/system/themes/flexible/conflict.9dbb4665.css.map",
+  "diff.d5725281.css.map": "/system/themes/flexible/diff.d5725281.css.map",
+  "help.1acc36ef.css.map": "/system/themes/flexible/help.1acc36ef.css.map",
+  "login.423dcfc9.css.map": "/system/themes/flexible/login.423dcfc9.css.map",
+  "popup.cdce2188.css.map": "/system/themes/flexible/popup.cdce2188.css.map",
   "tinymce.e5009f94.css.map": "/system/themes/flexible/tinymce.e5009f94.css.map",
   "tinymce-dark.596023db.css.map": "/system/themes/flexible/tinymce-dark.596023db.css.map"
 }

core-bundle/contao/themes/flexible/styles/basic.css

@@ -358,22 +358,25 @@ fieldset > .widget-group {
 	display: grid;
 	gap: var(--widget-gap-rows) var(--widget-gap-cols);
 	grid-template-columns: repeat(var(--widget-col-amount), minmax(0, 1fr));
+	align-items: center;
 }
 
 .widget-group > * {
 	--widget-cols: var(--widget-col-amount);
 	grid-column-end: span var(--widget-cols);
 }
 
-.widget-group > .m12 {
-	margin: 0;
-}
-
 .widget-group > .clr, .widget-group > .subpal {
 	grid-column-start: 1;
 }
 
 /* Backwards compatibility */
+*:not(.widget-group) > .widget {
+	margin-left: 15px;
+	margin-right: 15px;
+	position: relative;
+}
+
 *:not(.widget-group) > .w50 {
 	float: none;
 	width: calc(100% - 30px);
@@ -688,7 +691,7 @@ select[multiple] {
 
 .tl_checkbox_single_container {
 	height: 16px;
-	margin: 14px 0 1px;
+	margin: 16px 0 1px;
 }
 
 .tl_checkbox_single_container label {
@@ -859,19 +862,6 @@ a.tl_submit {
 	width: 100%;
 }
 
-.m12 {
-	padding-top: 0;
-	padding-bottom: 0;
-}
-
-.nogrid .m12 {
-	padding: 0;
-}
-
-.cbx.m12 {
-	box-sizing: border-box;
-}
-
 .nogrid .cbx {
 	min-height: 32px;
 }
@@ -956,10 +946,6 @@ a.tl_submit {
 		--widget-cols: 6;
 	}
 
-	.m12 {
-		padding: 18px 0 16px;
-	}
-
 	.tip {
 		max-width: 320px;
 	}