Removed unused files

Webservice/mobileHandler.js

@@ -1,11 +0,0 @@
-function isMobile() {
-    let mobileDeviceIndicator = 0;
-    if (/Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent)) {
-        mobileDeviceIndicator = 1;
-    }
-    /*
-    let hasTouchscreen = 'ontouchstart' in window;
-    alert(hasTouchscreen ? 'has touchscreen' : 'doesn\'t have touchscreen');
-    */
-}
-

public/css/mobile.css

@@ -1,35 +0,0 @@
-html {
-    width: 100%;
-    height: 100%;
-    font-family: Arial, sans-serif
-}
-
-body {
-    width: 100%;
-    height: 100%;
-    padding: 0;
-    margin: 0;
-    overflow: hidden;
-}
-
-main {
-    display: grid;
-    grid-template-rows: 80% 20%;
-    height: calc(100% - 3em - 10px);
-}
-
-.material-icon {
-    font-family: Material Icons, sans-serif !important;
-    font-weight: 400;
-    font-style: normal;
-    font-size: 24px;
-    line-height: 1;
-    letter-spacing: normal;
-    text-transform: none;
-    display: inline-block;
-    white-space: nowrap;
-    word-wrap: normal;
-    direction: ltr;
-    -webkit-font-feature-settings: "liga";
-    -webkit-font-smoothing: antialiased;
-}