body {margin:0 auto; padding:0; font-family: Arial; width:85%;}
h3 {margin:20px 0;}
p {line-height: 1.8em;}

a._but {text-decoration: none; outline: none;}
a._but:focus {
  -moz-outline-style: none;
}

._but {
/* all */
background: #ccc; 
border:1px solid #d9d9d8;
padding:7px 10px;
font-size:14px;
text-shadow: 0px 1px 0px #fff;
font-weight: bold;
color:#000;
box-shadow: 0px 1px 0px #666;
cursor: pointer;
white-space:nowrap;
/* firefox */
background: -moz-linear-gradient(center bottom,rgb(224,224,224) 26%,rgb(238,238,238) 63%);
-moz-border-radius: 10px;
-moz-box-shadow: 0px 1px 0px #666;
/* webkit */
background: -webkit-gradient(linear,left bottom,left top,color-stop(0.26, rgb(224,224,224)),color-stop(0.63, rgb(238,238,238)));
-webkit-border-radius: 10px;
-webkit-box-shadow: 0px 1px 0px #666;
}

._but:hover {
/* all */
border:1px solid #c7c7c7;
cursor: pointer;
/* firefox */
background: -moz-linear-gradient(top,  #e0e0e0,  #eeeeee);
/* webkit */
background: -webkit-gradient(linear,left bottom,left top,color-stop(0.26, rgb(238,238,238)),color-stop(0.63, rgb(224,224,224)));
}

._but:active {
/* all */
border:1px solid #c1c1c1;
cursor: pointer;
/* firefox */
background: -moz-linear-gradient(center bottom,rgb(203,203,203) 26%,rgb(222,221,221) 63%);
/* webkit */
background: -webkit-gradient( linear,left bottom,left top,color-stop(0.26, rgb(203,203,203)),color-stop(0.63, rgb(222,221,221)));
-moz-box-shadow: 0px -1px 0px #666;
-webkit-box-shadow: 0px -1px 0px #666;
}