Move style from winning test variant to main class

`.more-details` contained style for the winning variant. Move these CSS declarations to main class of page, `.plans`.

Also alphabetize CSS classes.

Remove .more-details and extra .container from layout

CSS statements for .more-details were moved to .plans

services/web/public/stylesheets/app/plans.less

@@ -20,6 +20,22 @@
 		text-shadow: 0 0 0;
 	}
 	.card .btn { white-space:normal; }
+	.card.features {
+		margin-top: @line-height-computed;
+		i {
+			color: @red;
+		}
+		p {
+			margin: 0;
+		}
+	}
+	.btn-header {
+		font-family: @font-family-sans-serif;
+		margin-left: 10px;
+		margin-top: -10px;
+		text-shadow: 0 0 0;
+	}
+	.card .btn { white-space:normal; }
 	.card-group {
 		.card-highlighted {
 			padding-top: @line-height-computed * 2;