*{
  -webkit-box-sizing: border-box;
       -moz-box-sizing: border-box;
         -o-box-sizing: border-box;
        -ms-box-sizing: border-box;
            box-sizing: border-box;  
}
.login-box{
  margin: 0% auto!important;
  padding: 3% 0;
}
.login-page, .register-page,
.label-default{
  background: white;
}
.login-box-body{
  background: whitesmoke;
}
.login-logo{  
  font-family: "serif";
  margin-bottom: 15px;
}
.login-logo img{  
  margin-top: -30px;
}


body{
  position: relative;
}
.login-box{
  position: absolute;
  top: 40%;
  left: 50%;
  transform: translateY(-50%) translateX(-50%);
  -webkit- transform: translateY(-50%) translateX(-50%);
}