Fix up CSS.

assets/css/common.css.sass

@@ -1,22 +1,9 @@
 *
   @include box-sizing(border-box)
 
-html
-  height: 100%
-
 body
-  font: 1em "Helvetica Neue", sans-serif
   margin: 0
-  height: 100%
-  max-width: 320px
-  margin: 0 auto
 
-#app
-  position: relative
-  height: 100%
-  max-width: 320px
+main
+  font: 1em "Helvetica Neue", sans-serif
   margin: 0 auto
-  overflow: hidden
-
-#content
-  height: 100%

assets/css/includes/header.css.sass

@@ -2,6 +2,7 @@
   position: fixed
   top: 0
   width: $interface-width
+  height: 2.5rem
   background: rgba(248, 248, 248, 0.95)
   border-bottom: 1px solid rgba(0, 0, 0, 0.1)
   h1

assets/css/includes/metrics.css.sass

@@ -1 +1 @@
-$interface-width: 20em
+$interface-width: 100%

assets/css/library.css.sass

@@ -2,8 +2,9 @@
   background: white
   position: absolute
   top: 100%
-  height: 100%
-  width: 100%
+  bottom: 0
+  left: 0
+  right: 0
   z-index: 2
   @include transition(top 0.35s ease-in-out)
   header

assets/css/queue.css.sass

@@ -1,7 +1,5 @@
 #queue
-  height: 100%
-  overflow: auto
-  padding: 2.5em 0 5.625em
+  padding: 2.5rem 0 5.625em
   header
     z-index: 1
     @extend .header

assets/css/transport.css.sass

@@ -1,7 +1,7 @@
 #transport
   position: fixed
   bottom: 0
-  width: 20em
+  width: $interface-width
   background: rgba(248, 248, 248, 0.95)
   border-top: 1px solid rgba(0, 0, 0, 0.1)
   text-align: center
@@ -29,7 +29,7 @@
 
   .track
     position: relative
-    width: 70%
+    width: calc(100% - 4.5rem)
     margin: 0.25em auto
     height: 7px
     background: rgba(127, 127, 127, 0.2)