includes/templates/theme156/css/stylesheet.css
Code:
.productSpecialPrice, .productSalePrice, .productSpecialPriceSale (line 531)

{

font-family: Arial,Helvetica,sans-serif;

color: #414141;

font-size: 19px;

line-height: normal;

font-weight: normal;

}
&&

Code:
.normalprice (line 527)

{

font-family: Arial,Helvetica,sans-serif;

color: #414141;

font-size: 19px;

line-height: normal;

font-weight: normal;

display: block;

text-decoration: line-through;

}
~Melanie