.boton{
border:1px solid #616261;-webkit-box-shadow: #737373 0px 1px 5px ;-moz-box-shadow: #737373 0px 1px 5px ; box-shadow: #737373 0px 1px 5px ; -webkit-border-radius: 13px; -moz-border-radius: 13px;border-radius: 13px;font-size:12px;font-family:arial, helvetica, sans-serif; padding: 5px 10px 5px 10px; text-shadow: 0px 1px 0 rgba(10,10,10,0.5);font-weight:bold; text-align: center; color: #F0F0F0; background-color: #7d7e7d;
 background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #7d7e7d), color-stop(100%, #0e0e0e));
 background-image: -webkit-linear-gradient(top, #7d7e7d, #0e0e0e);
 background-image: -moz-linear-gradient(top, #7d7e7d, #0e0e0e);
 background-image: -ms-linear-gradient(top, #7d7e7d, #0e0e0e);
 background-image: -o-linear-gradient(top, #7d7e7d, #0e0e0e);
 background-image: linear-gradient(top, #7d7e7d, #0e0e0e);filter:progid:DXImageTransform.Microsoft.gradient(GradientType=0,startColorstr=#7d7e7d, endColorstr=#0e0e0e);
}

.boton:hover{
 border:1px solid #393B3E; background-color: #646464;
 background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#646464), color-stop(100%, #282828));
 background-image: -webkit-linear-gradient(top, #646464, #282828);
 background-image: -moz-linear-gradient(top, #646464, #282828);
 background-image: -ms-linear-gradient(top, #646464, #282828);
 background-image: -o-linear-gradient(top, #646464, #282828);
 background-image: linear-gradient(top, #646464, #282828);filter:progid:DXImageTransform.Microsoft.gradient(GradientType=0,startColorstr=#646464, endColorstr=#282828);
}