add theme skeleton

src/static/theme-dark.scss

+
+$primary : #ECEFF1;
+$secondary : #263238;
+$background : #37474f;
+
+
+$primary : #1c2023;
+$secondary : #2c3137;
+$secondary-light : #3e454c;
+$primary-text: #fefefe;
+$secondary-text: #606060;
+$accent: #00BCD4; 
+$highlight: #BDBDBD;
+
+$bg-dark-secondary: #495057;
+
+
+
+

src/static/theme-light.scss

+
+$bg-primary : #1c2023;
+$bg-secondary : #2c3137;
+$secondary-light : #3e454c;
+$primary-text: #fefefe;
+$secondary-text: #606060;
+$accent: #00BCD4; 
+$highlight: #BDBDBD;
+
+$bg-dark-secondary: #495057;
+
+
+
+
+.bg-primary { background-color: $bg-primary;}
+.bg-secondary { background-color: $bg-primary;}
+
+
+
+
+
+