header nav a {
font-family: 微软雅黑;
font-size: 16px;
font-weight: 300;
color: rgb(27, 27, 27);
display: inline-block;


  padding: 10px 25px;
  line-height: 1;
  text-decoration: none;
  -moz-border-radius: 14px;
  -webkit-border-radius: 14px;
  border-radius: 14px;
  
}
header nav a:hover {
	font-family: 微软雅黑;
	font-size: 16px;
	font-weight: 300;
  color: #ffffff;
  -moz-box-shadow: 0 0 0 0px #fff;
  -webkit-box-shadow: 0 0 0 0px #fff;
  box-shadow: 0 0 0 0px #fff;
  background-color: #f94483;
}