Multiple UI Improvements (#4712)

* Multiple UI Improvements

* Reverting modal animation

webapp/sass/utils/_variables.scss

@@ -6,7 +6,7 @@ $primary-color--hover: darken($primary-color, 10%);
 $bg--gray: rgb(245, 245, 245);
 $white: rgb(255, 255, 255);
 $black: rgb(0, 0, 0);
-$red: rgb(229, 101, 101);
+$red: rgb(214, 73, 70);
 $yellow: rgb(255, 255, 0);
 $light-gray: rgba(0, 0, 0, .15);
 $gray: rgba(0, 0, 0, .3);