Hi andyidel,
It is the padding setting near the end of this CSS around line 994 of your template.css file
.art-button.active, .art-button.active:hover
{
background: #A1ADBA;
background: linear-gradient(top, #D3D9DE 0, #B3BDC7 50%, #8494A4 50%, #A4B0BC 100%) no-repeat;
background: -webkit-linear-gradient(top, #D3D9DE 0, #B3BDC7 50%, #8494A4 50%, #A4B0BC 100%) no-repeat;
background: -moz-linear-gradient(top, #D3D9DE 0, #B3BDC7 50%, #8494A4 50%, #A4B0BC 100%) no-repeat;
background: -o-linear-gradient(top, #D3D9DE 0, #B3BDC7 50%, #8494A4 50%, #A4B0BC 100%) no-repeat;
background: -ms-linear-gradient(top, #D3D9DE 0, #B3BDC7 50%, #8494A4 50%, #A4B0BC 100%) no-repeat;
background: linear-gradient(top, #D3D9DE 0, #B3BDC7 50%, #8494A4 50%, #A4B0BC 100%) no-repeat;
-svg-background: linear-gradient(top, #D3D9DE 0, #B3BDC7 50%, #8494A4 50%, #A4B0BC 100%) no-repeat;
-webkit-border-radius: 3px;
-moz-border-radius: 3px;
border-radius: 3px;
-webkit-box-shadow: 1px 1px 2px 1px rgba(0, 0, 0, 0.25);
-moz-box-shadow: 1px 1px 2px 1px rgba(0, 0, 0, 0.25);
box-shadow: 1px 1px 2px 1px rgba(0, 0, 0, 0.25);
border: 1px solid #8A99A8;
padding: 0 20px;
margin: 0 auto;
}
Bob