Better css for the ad

quark2.css

@@ -470,7 +470,7 @@ a:not(.no-external)::after, .show-external::after {
 	margin: 0px 5px 0px 5px
 }
 
-.feature {
+.feature, .ad-container {
 	position: relative;
 	margin: 0px 15px 20px 15px;
 	border-radius: 10px;
@@ -480,6 +480,17 @@ a:not(.no-external)::after, .show-external::after {
 	transition: height 1s, margin 1s, opacity 1s;
 }
 
+.ad-container {
+	padding: 20px;
+}
+
+.ad-container::before {
+	content: "This ad helps support Quark during times of low revenue on other platforms. Thank you for your understanding.";
+	color: #999;
+	display: block;
+	margin-bottom: 8px;
+}
+
 .feature-image {
 	display: inline-block;
 	vertical-align: top;