css: Use SCSS nesting for `.screen .col-4 .action-block`.
css: Use SCSS nesting for `.screen .col-4 .action-block`.

zulip/zulip,zulip/zulip,brainwane/zulip,zulip/zulip,andersk/zulip,hackerkid/zulip,andersk/zulip,rht/zulip,showell/zulip,rht/zulip,andersk/zulip,hackerkid/zulip,kou/zulip,hackerkid/zulip,kou/zulip,showell/zulip,rht/zulip,eeshangarg/zulip,kou/zulip,hackerkid/zulip,brainwane/zulip,punchagan/zulip,andersk/zulip,rht/zulip,showell/zulip,eeshangarg/zulip,hackerkid/zulip,hackerkid/zulip,punchagan/zulip,kou/zulip,eeshangarg/zulip,rht/zulip,zulip/zulip,showell/zulip,rht/zulip,kou/zulip,punchagan/zulip,brainwane/zulip,zulip/zulip,punchagan/zulip,showell/zulip,hackerkid/zulip,rht/zulip,brainwane/zulip,brainwane/zulip,punchagan/zulip,zulip/zulip,eeshangarg/zulip,eeshangarg/zulip,andersk/zulip,eeshangarg/zulip,showell/zulip,kou/zulip,brainwane/zulip,punchagan/zulip,eeshangarg/zulip,punchagan/zulip,kou/zulip,brainwane/zulip,andersk/zulip,showell/zulip,andersk/zulip,zulip/zulip