code

allinone.html

     <meta charset="UTF-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <meta http-equiv="X-UA-Compatible" content="ie=edge" />
-
-    <link rel="stylesheet" href="../../../libs/bootstrap/css/bootstrap.min.css" />
+    <link rel="stylesheet" href="libs/bootstrap/css/bootstrap.min.css" />
     <!-- <link rel="stylesheet" href="./../../css/main.css" /> -->
     <link rel="stylesheet" href="libs/owlcarousel/dist/assets/owl.carousel.min.css">
     <link rel="stylesheet" href="libs/owlcarousel/dist/assets/owl.theme.default.min.css">