默认样式：
复制如下样式到页面后
<style type="text/css">
.djbotton{
background: #fff none repeat scroll 0 0 !important;
border: 1px solid #3361a7 !important;
border-radius: 10px !important;
color: #3361a7 !important;
font-weight:bold !important;
margin: 0 3px !important;
padding: 0 3px !important;
font-size:14px !important
}
</style>