Buscador personalizado en el blog

Para añadir un buscador personalizado en el blog ir a:

• Diseño 
• Añadir un gadget
• Html/Javascript y pegar el siguiente código:

<form class="form-wrapper" action="/search" method="get">
<input id="search" name="q" type="text" placeholder="Search" />
<input id="submit" type="submit" value="buscar" />
</form>
<style>
.form-wrapper {
width: 250;
padding: 10px;
margin: 10px auto;
overflow: hidden;
border-width: 1px;
border-style: solid;
border-color: #dedede #bababa #aaa #bababa;
-moz-box-shadow: 0 1px 1px rgba(255,255,255,.1), 0 1px 0 #bbb, 0 1px 0 #aaa, 0 2px 2px #444;
-webkit-box-shadow: 0 3px 1px rgba(255,255,255,.1), 0 3px 0 #bbb, 0 1px 0 #aaa, 0 1px 2px #444;
box-shadow: 0 0px 0px rgba(255,255,255,.1), 0 0px 0 #bbb, 0 0px 0 #aaa, 0 0px 0px #444;
-moz-border-radius: 5px;
-webkit-border-radius: 5px;
border-radius: 20px;
background-color: #f6f6f6;
background-image: -webkit-gradient(linear, left top, left bottom, from(#f6f6f6), to(#eae8e8));
background-image: -webkit-linear-gradient(top, #f6f6f6, #eae8e8);
background-image: -moz-linear-gradient(top, #f6f6f6, #eae8e8);
background-image: -ms-linear-gradient(top, #f6f6f6, #eae8e8);
background-image: -o-linear-gradient(top, #f6f6f6, #eae8e8);
background-image: linear-gradient(top, #f6f6f6, #eae8e8);
}
.form-wrapper #search {
width: 150px;
height: 25px;
padding: 10px 5px;
float: left;
font: bold 16px 'courier', 'trebuchet MS', 'Tahoma';
border: 1px solid #ccc;
-moz-box-shadow: 0 1px 1px #ddd inset, 0 1px 0 #fff;
-webkit-box-shadow: 0 1px 1px #ddd inset, 0 1px 0 #fff;
box-shadow: 0 1px 10px #ddd inset, 0 1px 0 #fff;
-moz-border-radius: 1px;
-webkit-border-radius: 1px;
border-radius: 20px;
}
.form-wrapper #search:focus {
outline: 0;
border-color: #aaa;
-moz-box-shadow: 0 1px 1px #bbb inset;
-webkit-box-shadow: 0 1px 1px #bbb inset;
box-shadow: 0 1px 1px #bbb inset;
}
.form-wrapper #search::-webkit-input-placeholder {
color: #999;
font-weight: normal;
}
.form-wrapper #search:-moz-placeholder {
color: #999;
font-weight: normal;
}
.form-wrapper #search:-ms-input-placeholder {
color: #999;
font-weight: normal;
}
.thumb{
position:relative;
left:4px;top:1px;
border:8px solid transparent;
-webkit-box-shadow:0 0 8px rgba(0, 0, 0, 0.3);
-moz-box-shadow:0 0 8px rgba(0, 0, 0, 0.3);
box-shadow:0 0 8px rgba(0, 0, 0, 0.3);
-webkit-background-clip:padding-box;
-moz-background-clip:padding-box;
background-clip:padding-box;
}
.form-wrapper #submit {
float: right;
border: 1px solid #000;
height: 30px;
width: 80px;
padding: 0;
cursor: pointer;
font: bold 12px Arial, Helvetica;
color: #333;
text-transform: uppercase;
background-color: #fff;
background-image: -webkit-gradient(linear, left top, left bottom, from(#fff), to(#fff));
background-image: -webkit-linear-gradient(top, #ddd, #ddd);
background-image: -moz-linear-gradient(top, #ddd, #fff);
background-image: -ms-linear-gradient(top, #ddd, #fff);
background-image: -o-linear-gradient(top, #ddd, #fff);
background-image: linear-gradient(top, #ddd, #fff);
-moz-border-radius: 10px;
-webkit-border-radius: 10px;
border-radius: 10px;
text-shadow: 0 1px 0 rgba(0, 0 ,0, .3);
-moz-box-shadow: 0 1px 0 rgba(255, 255, 255, 0.3) inset, 0 1px 0 #fff;
-webkit-box-shadow: 0 1px 0 rgba(255, 255, 255, 0.3) inset, 0 1px 0 #fff;
box-shadow: 0 1px 0 rgba(255, 255, 255, 0.3) inset, 0 1px 0 #fff;
}
.form-wrapper #submit:hover,
.form-wrapper #submit:focus {
background-color: #fff;
background-image: -webkit-gradient(linear, left top, left bottom, from(#fff), to(#ddd));
background-image: -webkit-linear-gradient(top, #fff, #ddd);
background-image: -moz-linear-gradient(top, #fff, #ddd);
background-image: -ms-linear-gradient(top, #fff, #ddd);
background-image: -o-linear-gradient(top, #fff, #ddd);
background-image: linear-gradient(top, #fff, #ddd);
}
.form-wrapper #submit:active {
outline: 0;
-moz-box-shadow: 0 1px 4px rgba(0, 0, 0, 0.5) inset;
-webkit-box-shadow: 0 1px 4px rgba(0, 0, 0, 0.5) inset;
box-shadow: 0 1px 4px rgba(0, 0, 0, 0.5) inset;
}
.form-wrapper #submit::-moz-focus-inner {
border: 0;
}
</style>