html { height: 100%; }
body {height: 100%;}

span.pOS {color: DimGray;font-style: oblique;}
span.example {color: DimGray;font-style: oblique;}
span.exLabel {color: DimGray;font-style: oblique;}
synonyms {color: DimGray;font-style: oblique;}
ul.exOrSy, ul.def {list-style-type: none}
@media (min-width: 576px) {.card-columns {column-count: 1;}}
@media (min-width: 768px) {.card-columns {column-count: 2;}}
@media (min-width: 992px) {.card-columns {column-count: 3;}}
@media (min-width: 1200px) {.card-columns {column-count: 4;}}