html, body, .logo {
	margin:0;
	madding:0;
	box-sizing: border-box;
	width:100%;
	height:100%;
}

.logo{
	width:247px;
	height:60px;
   
	position:absolute;
	top:50%;
	left:50%;
	margin:-30px 0 0 -124px;
}

a{
  font-size: 14px;
  color:#fff;
  display: block;
  margin: 10px;
  padding:2px 10px;
  -webkit-transition: all .1s;
  transition: all .1s;
  cursor: default;
  float: left;
  border-radius: 5px;
  background-color: rgb(106, 138, 185);
  text-decoration: none;
}

a:hover{
  color:#fff;
  background-color: rgb(141, 170, 214);
}