#tfq
{
margin:0 0 0 0;
border:2px solid silver;
border-radius:10px;
width:250px;
height:25px;
}
#botaoma
{
margin:0 0 0 0;
border:silver;
border-radius:10px;
background-color:gray;
padding:6px;
color:white;
text-decoration:none;
background-image:linear-gradient(to bottom, transparent, rgba(0,0,0,.9));
}
#botaoma:hover
{
margin:0 0 0 0;
background-image:linear-gradient(to top, transparent, rgba(0,0,0,.7));}