CSS3 Search Form
.searchform {
display: inline-block;
zoom: 1; /* ie7 hack for display:inline-block */
*display: inline;
border: solid 1px #d2d2d2;
padding: 3px 5px;
-webkit-border-radius: 2em;
-moz-border-radius: 2em;
border-radius: 2em;
-webkit-box-shadow: 0 1px 0px rgba(0,0,0,.1);
-moz-box-shadow: 0 1px 0px rgba(0,0,0,.1);
box-shadow: 0 1px 0px rgba(0,0,0,.1);
background: #f1f1f1;
background: -webkit-gradient(linear, left top, left bottom, from(#fff), to(#ededed));
background: -moz-linear-gradient(top, #fff, #ededed);
filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffffff', endColorstr='#ededed'); /* ie7 */
-ms-filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffffff', endColorstr='#ededed'); /* ie8 */
}
.searchform input {
font: normal 12px/100% Arial, Helvetica, sans-serif;
}
.searchform .searchfield {
background: #fff;
padding: 6px 6px 6px 8px;
width: 202px;
border: solid 1px #bcbbbb;
outline: none;
-webkit-border-radius: 2em;
-moz-border-radius: 2em;
border-radius: 2em;
-moz-box-shadow: inset 0 1px 2px rgba(0,0,0,.2);
-webkit-box-shadow: inset 0 1px 2px rgba(0,0,0,.2);
box-shadow: inset 0 1px 2px rgba(0,0,0,.2);
}
.searchform .searchbutton {
color: #fff;
border: solid 1px #494949;
font-size: 11px;
height: 27px;
width: 27px;
text-shadow: 0 1px 1px rgba(0,0,0,.6);
-webkit-border-radius: 2em;
-moz-border-radius: 2em;
border-radius: 2em;
background: #5f5f5f;
background: -webkit-gradient(linear, left top, left bottom, from(#9e9e9e), to(#454545));
background: -moz-linear-gradient(top, #9e9e9e, #454545);
filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#9e9e9e', endColorstr='#454545'); /* ie7 */
-ms-filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#9e9e9e', endColorstr='#454545'); /* ie8 */
}
<form class="searchform">
</form>