Module:Chem2/styles.css

.template-chem2-su { /* */ display: inline-block; font-size: 80%; line-height: 1; vertical-align: -0.35em; }

.template-chem2-su > span { display: block; }

/* Ignore the linter error about this selector being "overqualified"; this is the correct selector to override the default stylesheet. */ sub.template-chem2-sub { font-size: 80%; vertical-align: -0.35em; }

sup.template-chem2-sup { font-size: 80%; vertical-align: 0.65em; }