Editing Module:Message box/ombox.css

/* {{pp|small=y}} */
.ombox {
	margin: 4px 0;
	border-collapse: collapse;
	border: 1px solid var(--border-color-base,#a2a9b1);    /* Default "notice" gray */
	background-color: var(--background-color-neutral-subtle,#f8f9fa);
	box-sizing: border-box;
}

/* For the "small=yes" option. */
.ombox.mbox-small {
	font-size: 88%;
	line-height: 1.25em;
}

.ombox-speedy {
	border: 2px solid var(--border-color-error,#f54739);    /* Red */
	background-color: var(--background-color-error-subtle,#ffe9e5);    /* Pink */
}

.ombox-delete {
	border: 2px solid #b32424;    /* Red */
}

.ombox-content {
	border: 1px solid #f28500;    /* Orange */
}

.ombox-style {
	border: 1px solid #fc3;       /* Yellow */
}

.ombox-move {
	border: 1px solid #9932cc;    /* Purple */
}

.ombox-protection {
	border: 2px solid #a2a9b1;    /* Gray-gold */
}

.ombox .mbox-text {
	border: none;
	/* @noflip */
	padding: 0.25em 0.9em;
	width: 100%;
}

.ombox .mbox-image {
	border: none;
	/* @noflip */
	padding: 2px 0 2px 0.9em;
	text-align: center;
}

.ombox .mbox-imageright {
	border: none;
	/* @noflip */
	padding: 2px 0.9em 2px 0;
	text-align: center;
}

/* An empty narrow cell */
.ombox .mbox-empty-cell {
	border: none;
	padding: 0;
	width: 1px;
}

.ombox .mbox-invalid-type {
	text-align: center;
}

@media (min-width: 720px) {
	.ombox {
		margin: 4px 10%;
	}
	
	.ombox.mbox-small {
		/* @noflip */
		clear: right;
		/* @noflip */
		float: right;
		/* @noflip */
		margin: 4px 0 4px 1em;
		width: 238px;
	}
}
@@ Line 3: / Line 3: @@
 	margin: 4px 0;
 	border-collapse: collapse;
-	border: 1px solid #a2a9b1;    /* Default "notice" gray */
+	border: 1px solid var(--border-color-base,#a2a9b1);    /* Default "notice" gray */
-	background-color: var(--background-color-neutral-subtle, #f8f9fa);
+	background-color: var(--background-color-neutral-subtle,#f8f9fa);
 	box-sizing: border-box;
-    color: var(--color-base, #202122);
 }
@@ Line 16: / Line 15: @@
 .ombox-speedy {
-	border: 2px solid #b32424;    /* Red */
+	border: 2px solid var(--border-color-error,#f54739);    /* Red */
-	background-color: #fee7e6;    /* Pink */
+	background-color: var(--background-color-error-subtle,#ffe9e5);    /* Pink */
 }
@@ Line 85: / Line 84: @@
 		margin: 4px 0 4px 1em;
 		width: 238px;
-	}
-}
-/** T367463 */
-body.skin--responsive table.ombox img {
-	max-width: none !important;
-}
-@media screen {
-	html.skin-theme-clientpref-night .ombox-speedy {
-		background-color: #310402;    /* Dark red, same hue/saturation as light */
-	}
-}
-@media screen and (prefers-color-scheme: dark) {
-	html.skin-theme-clientpref-os .ombox-speedy {
-		background-color: #310402; /* Dark red, same hue/saturation as light */
 	}
 }