building out ui, still not done

assets/repo_view_screen.tcss

@@ -0,0 +1,78 @@
+#top {
+    background: $boost;
+    padding: 1 2 0 2;
+    #title {
+        height: 100%;
+        content-align: left middle;
+        width: auto;
+    }
+    
+    #buttons {
+        layout: horizontal;
+        Button {
+            margin-left: 1;
+            max-width: 13;
+        }
+    }
+    
+    Tabs {
+        width: 100%;
+    }
+    margin-bottom: 1;
+}
+
+#repo-info {
+    width: 45;
+    padding: 0 1;
+    #search-query {
+        width: 1fr;
+    }
+    #search-btn {
+        max-width: 5;
+    }
+}
+
+#files {
+    height: 5;
+    background: red 50%;
+    margin-left: 1;
+    border: tall $surface;
+    background: $background;
+    & > .datatable--header  {
+        background: $surface;
+    }
+    
+}
+
+#description {
+    margin-left: 1;
+}
+
+#branch-info {
+    padding: 0 1;
+    background: $surface-darken-1;
+    border: tall $surface;
+    margin-bottom: 1;
+    Static {
+        width: 1fr;
+        text-align: center;
+    }
+}
+
+#branch-options {
+    margin-bottom: 1;
+
+    #new-pull-request {
+        max-width: 4;
+    }
+
+    Select {
+        width: 16;
+        margin-right: 1;
+    }
+
+    Button {
+        max-width: 16;
+        margin-right: 1;
+    }
+}