Customer Master Seite angpasst kein BG in Mobilansicht. und Auslagern von Css in Css File

Customers/CustomerIndex.aspx

@@ -15,51 +15,7 @@
      
      <link rel="stylesheet" href="https://unpkg.com/bootstrap-table@1.18.3/dist/bootstrap-table.min.css"/>
     <link rel="shortcut icon" href="../images/Icons/favicon/favicon.ico" />
-    <style>
-             body{
-         font-family: 'Poppins', sans-serif;
-                background: #fafafa;           
-          background-image: url(../images/road.jpg);
-          background-position:center center;
-          background-repeat: no-repeat;
-          background-attachment:fixed;
-          background-size:cover;
-         /* background-color:#043381;*/
-     }
-         .btn btn-primary{
-               color: #043381;
-               background-color: #fff;               
-         }
-         #tableSearch{
-              width:1250px;              
-         }
-         .align-self-xl-start{
-             width:100%;
-         }         
-         #normaltable{
-             width:1500px;
-         }
-         #conovertab{
-             margin-left:0px;
-             width:1700px;
-         }
-        @media (max-width: 558.98px) {
-           #conovertab {
-                width: 350px;                
-                overflow-x: auto;
-           } 
-           h1{
-               font-size:12px;
-           }
-           #tableSearch{
-              width:315px;
-           }
-           #containerseiterand{
-               margin-left:5px;
-               margin-right:5px;
-               width:350px;
-           }           
-        }        
+    <style>        
     </style>    
      <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" title="VERAG IndexCustomer"/>      
     <link rel="stylesheet" type="text/css" href="../css/navbarsidebar.css"/>   
@@ -70,7 +26,8 @@
     <script src="../js/netzwerk.js" type="text/javascript"></script>        
  
     <link rel="stylesheet" type="text/css" href="../stylesheets/style.css"/>
-    <link rel="stylesheet" type="text/css" href="../stylesheets/example.css"/>   
+    <link rel="stylesheet" type="text/css" href="../stylesheets/example.css"/>  
+     <link rel="stylesheet" type="text/css" href="../css/CustomerIndex.css"/>  
 </asp:Content>
 
 <asp:Content ID="Content3" ContentPlaceHolderID="ContentPlaceHolder1" Runat="Server">
@@ -105,7 +62,7 @@
                                          '%>    
                                                                  <h2><%=STANDORT %></h2> 
                                                             
-                                      
+                
   <input class="form-control mb-4" id="tableSearch" type="text"
     placeholder="Einen Begriff eingeben oder den Anfang davon ...">
                                                  <div id="conovertab">