.sample1 a {
   display: block;
   width: 98%;
   padding: 0.4em 0px;
   margin: 0.5em auto;
   border-style: solid;
   border-width: 1px;
   border-color: #ccc #999 #999 #ccc;
   -webkit-border-radius: 7px; /* Chrome,Safari */
   -moz-border-radius: 7px;    /* Firefox */
   border-radius: 7px;         /* CSS3 */
   text-decoration: none;
   text-align: center;
   background: -webkit-gradient(linear, left top, left bottom, from(#fff), to(#ccc)); /* Chrome,Safari */
   filter:progid:DXImageTransform.Microsoft.Gradient(GradientType=0,StartColorStr=#ffffffff,EndColorStr=#ffcccccc); /* IE */
   background: -moz-linear-gradient(top, #fff, #ccc); /* Firefox */
   background: -o-linear-gradient(top, #fff, #ccc);   /* Opera */
   background: linear-gradient(top, #fff, #ccc);      /* CSS3 */
}
.sample2 a {
   display: block;
   width: 50%;
   padding: 0.3em 0.3em;
   margin: 0.1em 0.1em;
   border-style: solid;
   border-width: 1px;
   border-color: #ccc #999 #999 #ccc;
   -webkit-border-radius: 7px; /* Chrome,Safari */
   -moz-border-radius: 7px;    /* Firefox */
   border-radius: 7px;         /* CSS3 */
   text-decoration: none;
   text-align: center;
   background: -webkit-gradient(linear, left top, left bottom, from(#fff), to(#ccc)); /* Chrome,Safari */
   filter:progid:DXImageTransform.Microsoft.Gradient(GradientType=0,StartColorStr=#ffffffff,EndColorStr=#ffcccccc); /* IE */
   background: -moz-linear-gradient(top, #fff, #ccc); /* Firefox */
   background: -o-linear-gradient(top, #fff, #ccc);   /* Opera */
   background: linear-gradient(top, #fff, #ccc);      /* CSS3 */
}
.sample3 a {
   display: block;
   width: 80%;
   padding: 0.3em 0.3em;
   margin: 0.4em 0.4em;
   border-style: solid;
   border-width: 1px;
   border-color: #ccc #999 #999 #ccc;
   -webkit-border-radius: 7px; /* Chrome,Safari */
   -moz-border-radius: 7px;    /* Firefox */
   border-radius: 7px;         /* CSS3 */
   text-decoration: none;
   text-align: center;
   background: -webkit-gradient(linear, left top, left bottom, from(#fff), to(#ccc)); /* Chrome,Safari */
   filter:progid:DXImageTransform.Microsoft.Gradient(GradientType=0,StartColorStr=#ffffffff,EndColorStr=#ffcccccc); /* IE */
   background: -moz-linear-gradient(top, #fff, #ccc); /* Firefox */
   background: -o-linear-gradient(top, #fff, #ccc);   /* Opera */
   background: linear-gradient(top, #fff, #ccc);      /* CSS3 */
}
.sample4 a {
   border-style: solid;
   border-width: 1px;
   border-color: #ccc #999 #999 #ccc;
   -webkit-border-radius: 7px; /* Chrome,Safari */
   -moz-border-radius: 7px;    /* Firefox */
   border-radius: 7px;         /* CSS3 */
   padding: 0.3em 0.9em;
   margin: 0px 0.3em;
   text-decoration: none;
   background: -webkit-gradient(linear, left top, left bottom, from(#fff), to(#ccc)); /* Chrome,Safari */
   filter:progid:DXImageTransform.Microsoft.Gradient(GradientType=0,StartColorStr=#ffffffff,EndColorStr=#ffcccccc); zoom:1; /* IE */
   background: -moz-linear-gradient(top, #fff, #ccc); /* Firefox */
   background: -o-linear-gradient(top, #fff, #ccc);   /* Opera */
   background: linear-gradient(top, #fff, #ccc);      /* CSS3 */
   line-height: 2em;
   white-space: nowrap;
}