.tngbh-btn {
font-family: Arial;
font-size: 14px;
color: #FFFFFF;
border-style: solid;
border-width: 2px;
border-color: #FF9966;
border-radius: 30px;
-moz-border-radius: 30;
-webkit-border-radius: 30;
padding: 12px 24px 12px 24px;
background: #000000;
}

.tngbh-btn:hover {
font-family: Arial;
font-size: 14px;
color: #FFFFFF;
border-style: solid;
border-width: 2px;
border-color: #FF9966;
border-radius: 30px;
-moz-border-radius: 30;
-webkit-border-radius: 30;
padding: 12px 24px 12px 24px;
background: undefined;
}