Справица:Solutions.css

.unhide-solutions {
	text-align: center;
}

body.show-solutions .solution,
div.show-solutions .solution,
.solution-example  {
    border: 1px solid red;
    font-weight: bold;
    padding: 3px;
}

.spoiler:not(.mw-highlight), .spoiler-example {
    border-bottom: 1px dotted black;
	font-weight: bold;
}

body:not(.show-solutions) .spoiler.mw-highlight pre {
	display: none;
}

body:not(.show-solutions) .spoiler:not(.mw-highlight),
body:not(.show-solutions) .spoiler:not(.mw-highlight) code,
.spoiler-example {
    color: transparent;
}

body:not(.show-solutions) .spoiler:not(.mw-highlight) code {
	background-color: inherit;
	border: none;
}

.skin-darkvector .spoiler:not(.mw-highlight),
.skin-darkvector .spoiler-example {
	border-bottom: 1px dotted white;
}