.diagonal-split-header {
	position: relative;
	z-index: 0;
}

/* Put the background on the :before pseudo-element to allow specifying another background on the element itself */
.diagonal-split-header:before {
	content: '';
	position: absolute;
	top: 0; right: 0; bottom: 0; left: 0;
	z-index: -1;
	background-image: url('https://upload.wikimedia.org/wikipedia/commons/4/43/Diagonal_line.svg');
	background-repeat: no-repeat;
	background-size: 100% 100%;
	background-position: center;
}
"https://si.wikipedia.org/w/index.php?title=සැකිල්ල:Diagonal_split_header/styles.css&oldid=539016" වෙතින් සම්ප්‍රවේශනය කෙරිණි