Thanks for the reply. I tried as you said but it doesn't work. Do I have to change the css?
I didn't change the css of the demo-template:
<!-- Stylesheets
============================================= -->
<link href="http://fonts.googleapis.com/css?family=Lato:300,400,400italic,600,700|Montserrat:400,700|Crete+Round:400italic" rel="stylesheet" type="text/css" />
<link rel="stylesheet" href="css/bootstrap.css" type="text/css" />
<link rel="stylesheet" href="style.css" type="text/css" />
<link rel="stylesheet" href="css/swiper.css" type="text/css" />
<!-- Medical Demo Specific Stylesheet -->
<link rel="stylesheet" href="medical.css" type="text/css" />
<!-- / -->
<link rel="stylesheet" href="css/dark.css" type="text/css" />
<link rel="stylesheet" href="css/font-icons.css" type="text/css" />
<link rel="stylesheet" href="css/medical-icons.css" type="text/css" />
<link rel="stylesheet" href="css/animate.css" type="text/css" />
<link rel="stylesheet" href="css/magnific-popup.css" type="text/css" />
<link rel="stylesheet" href="fonts.css" type="text/css" />
<link rel="stylesheet" href="css/responsive.css" type="text/css" />
<meta name="viewport" content="width=device-width, initial-scale=1" />