.aero_button { height: 30px; font-family: Verdana, Arial, Trebuchet MS, Helvetica, Sans-Serif; background-repeat: no-repeat; background-color: Transparent; border: none; background-position: bottom; font-weight: bold; color: #222222; display: compact; vertical-align: middle; line-height: 1em; -moz-box-sizing: content-box; font-size: 12px; padding: 0px; cursor: pointer; }
.aeroXl { width: 240px; background-image: url(../images/aero_xl.png); }
.aeroLarge { width: 180px; background-image: url(../images/aero_large.png); }
.aeroMedium { width: 110px; background-image: url(../images/aero_medium.png); }
.aeroSmall { width: 55px; background-image: url(../images/aero_small.png); }
.aeroHover { background-position: top; }