Fix bad style in deck column options and other things (#3412)

* Fix wrong text color in empty timeline (#3268)

* Whoops

* Fix wrong text color in deck options (#3268)

* Some padding to make it look less ugly

* Fix wrong text color in user lists menu (#3268)

* Fix wrong text color of footer on welcome screen (mobile) (#3268)

* Fix misalignment of icons and text in menu (mobile) (#3289)

* Fix wrong text color in empty timeline (mobile) (#3268)

src/client/app/mobile/views/pages/user.vue

@@ -334,6 +334,7 @@ main
 		max-width 680px
 		margin 0 auto
 		padding 8px
+		color var(--text)
 
 		@media (min-width 500px)
 			padding 16px

src/client/app/mobile/views/pages/welcome.vue

@@ -306,6 +306,7 @@ export default Vue.extend({
 			padding 16px 0
 			border solid 2px rgba(0, 0, 0, 0.1)
 			border-radius 8px
+			color var(--text)
 
 			> *
 				margin 0 16px