用ＣＳＳ打造的纯 圆角和渐近效果

 
   .zzz{
   border: 1px solid #696;
   padding: 60px 0;text-align: center; 
   width: 200px;
   -webkit-border-radius: 10px;
   -moz-border-radius: 10px;
   border-radius: 10px;
   -webkit-box-shadow: #666 0px 2px 3px;
   -moz-box-shadow: #666 0px 2px 3px;
   box-shadow: #666 0px 2px 3px;
   background: #EEFF99;
   background: -webkit-gradient(linear, 0 0, 0 bottom, from(#EEFF99), to(#66EE33));
   background: -webkit-linear-gradient(#EEFF99, #66EE33);
   background: -moz-linear-gradient(#EEFF99, #66EE33);
   background: -ms-linear-gradient(#EEFF99, #66EE33);
   background: -o-linear-gradient(#EEFF99, #66EE33);
   background: linear-gradient(#EEFF99, #66EE33);
   -pie-background: linear-gradient(#EEFF99, #66EE33);