body {
  padding-top: 50px;
  background-image:url(../img/bei2.png)
 
}

.button-cen {
  text-align: center;
  padding-top: 5px;
  padding-bottom: 5px;
}

.container{
  text-align: center;
}

.footer {
  background-color: #333333 ;
}

.lowroe{
	padding-bottom: 10px;
}

.leftb{
	text-align: left;
}

.rightb{
	text-align: right;
}
.h1{
	color:red;
	font-size:60px;
	font-family:宋体;
}
.lead{
	color:skyblue;
	font-size:18px;
	font-weight: bold; 
}
a{
	color:tan;
}