delete unused files

closebutton bindings work correct now.

src/css/HomePage.css

@@ -0,0 +1,14 @@
+.sideinfo{
+    width: 20%;
+    float: left;
+}
+
+.maincontent{
+    float: left;
+    width: 70%;
+}
+
+.rightinfo{
+    float: left;
+    width: 10%;
+}

src/css/Preview.css

@@ -29,3 +29,10 @@
     opacity: 1;
     transition: opacity 0.5s;
 }
+
+/* todo check if neccessary*/
+.previewcontainer {
+    margin-left: 10%;
+    width: 80%;
+    margin-right: 10%;
+}

src/css/video.css

@@ -1,11 +0,0 @@
-.hideit {
-    display: none;
-}
-
-
-
-.previewcontainer {
-    margin-left: 10%;
-    width: 80%;
-    margin-right: 10%;
-}