Repair and partially update old export to html option. (#152)

* Add old exporter from ancient times.

---------

Co-authored-by: cajun <12363371+CajunAvenger@users.noreply.github.com>

data/magic-spoiler.mse-export-template/style css

@@ -0,0 +1,123 @@
+h1, h2 {
+	font-family:	"Beleren", serif;
+}
+
+.set-symbol {
+	float:			right;
+	margin-right:	.5em;
+}
+
+ul {
+	list-style:		none;
+	margin:			0;
+	padding:		0;
+}
+.card {
+	clear:			left;
+	margin-top:		1em;
+	display: block;
+}
+li .box {
+	/* I don't think this was avaliable when this template was originally made.*/
+	display: flex;
+	flex-direction: column;
+}
+
+.box {
+	border:			1px solid rgb(192,192,192);
+}
+.test {
+	float: left;
+}
+
+.card span {
+	display:		block;
+}
+
+.card .name {
+	font-weight:	bold;
+	display:		inline;
+	font-family:	"Beleren", serif;
+	font-size:		larger;
+}
+.card .casting-cost {
+	display:		inline;
+	font-family:	"Magic Symbols", "Magic Symbols 2004", sans-serif;
+	font-size:		larger;
+	margin-left:	.5em;
+	vertical-align:	middle;
+}
+
+.card .flavor-text {
+	font-style:		italic;
+}
+.card .card-number {
+	color:			rgb(128,128,128);
+	font-size:		smaller;
+}
+
+
+.with-previews .card {
+	margin-top:		1.1em;
+	min-height:		100px;
+	position:		relative;
+}
+.card .card-image {
+	height:			100px;
+	float: 			left;
+	top:			3px;
+	margin:			3px;
+	border:			none;
+}
+.card .image {
+	display:		block;
+	border:			none;
+}
+
+span.symbol {
+	display:		inline;
+	vertical-align:	middle;
+}
+
+.fullcard {
+	float:			left;
+}
+h2 {
+	clear:			both;
+}
+
+/* image preview */
+#preview-bg {
+	background-color: rgb(0,0,0);
+	width:			100%;
+	height:			100%;
+	cursor:			pointer;
+	position:		absolute;
+	opacity:		0.7;
+	-moz-opacity:	0.7;
+	filter:         alpha(opacity=70);
+}
+#preview-img {
+	background-position:	50% 50%;
+	background-repeat:		no-repeat;
+	width:			100%;
+	height:			100%;
+	cursor:			pointer;
+	position:		absolute;
+}
+#preview {
+	position:		fixed;
+	top:			0;
+	left:			0;
+	width:			100%;
+	height:			100%;
+}
+* html #preview {
+	position:		absolute;
+}
+
+@media print {
+	li {
+	  break-inside: avoid;
+	}
+}