X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fmathed%2FInsetMathOverset.cpp;h=1958471558cf6dea735124fd3aca59f694dd6fd6;hb=872c71ffa61e52918a12c847ef7f87b10741d75a;hp=cf7d6d3feb28669036a297976a08c16f981b8a5f;hpb=77bd365b391d64684f7faa78b44345ea6da1ff0f;p=lyx.git

diff --git a/src/mathed/InsetMathOverset.cpp b/src/mathed/InsetMathOverset.cpp
index cf7d6d3feb..1958471558 100644
--- a/src/mathed/InsetMathOverset.cpp
+++ b/src/mathed/InsetMathOverset.cpp
@@ -74,6 +74,8 @@ bool InsetMathOverset::idxLast(Cursor & cur) const
 void InsetMathOverset::write(WriteStream & os) const
 {
 	MathEnsurer ensurer(os);
+	if (os.fragile())
+		os << "\\protect";
 	os << "\\overset{" << cell(0) << "}{" << cell(1) << '}';
 }
 
@@ -104,11 +106,10 @@ void InsetMathOverset::validate(LaTeXFeatures & features) const
 	if (features.runparams().isLaTeX())
 		features.require("amsmath");
 	else if (features.runparams().math_flavor == OutputParams::MathAsHTML)
-		features.addPreambleSnippet("<style type=\"text/css\">\n"
+		features.addCSSSnippet(
 			"span.overset{display: inline-block; vertical-align: bottom; text-align:center;}\n"
 			"span.overset span {display: block;}\n"
-			"span.top{font-size: 66%;}\n"
-			"</style>");
+			"span.top{font-size: 66%;}");
 
 	InsetMathNest::validate(features);
 }