first commit

styles/classes/flex.css

@@ -0,0 +1,19 @@
+.flex {
+  display: flex;
+  justify-content: space-around;
+}
+
+.flex.row {
+  flex-direction: row;
+}
+.flex.column {
+  flex-direction: column;
+}
+
+.flex.wrappable {
+  flex-wrap: wrap;
+}
+
+.flex.same-width {
+  flex: 1;
+}