(footer
(%include "components/source")
(%include "components/date-mark"))
(style (footer :position fixed
:bottom 0 :left 0
:width (calc (- 100% 4em))
:height 5em
:display flex
:align-items center
:justify-content space-between
:padding (0 2em))
(@media only screen and :max-width 700px
(footer :position absolute)
(body :padding-bottom 3em)))