Set line-height to body (#1176)

* Set lineheight to html

* Remove container styles from docs. Fix CSS reset.

* CSS alter

* Apple line height to body

Author: Franco Correa

core/components/_helpers/globals.js

@@ -51,9 +51,11 @@ if (includeGlobals) {
   footer, header, hgroup, menu, nav, section {
     display: block;
   }
+
   body {
-    line-height: 1;
+    line-height: ${misc.lineHeight};
   }
+  
   ol, ul {
     list-style: none;
   }
@@ -87,6 +89,8 @@ if (includeGlobals) {
     -webkit-font-smoothing: antialiased;
     -moz-osx-font-smoothing: grayscale;
   }
+
+  
 `)
 } else {
   /* We still insert some styles to add missing fonts and keep other things sane 😅 */

internal/docs/docs-components/code-block.js

@@ -1,12 +1,10 @@
 import React from 'react'
 import styled from 'styled-components'
-import containerStyles from '@auth0/cosmos/_helpers/container-styles'
 
 import Highlight from 'react-highlight'
 import './material-theme.css'
 
 const Wrapper = styled.div`
-  ${containerStyles};
   margin: 16px 0;
   code {
     border-radius: 5px;

internal/docs/sidebar/index.js

@@ -1,6 +1,5 @@
 import React from 'react'
 import styled from 'styled-components'
-import containerStyles from '@auth0/cosmos/_helpers/container-styles'
 
 import { colors } from '@auth0/cosmos/tokens'
 import SearchBox from './search.js'
@@ -10,7 +9,6 @@ import List from './list'
 import { metadata as components } from '@auth0/cosmos/meta/metadata.json'
 
 const StyledSidebar = styled.div`
-  ${containerStyles};
   background: ${colors.base.grayLightest};
   padding-bottom: calc(2rem + 80px);
 `

internal/docs/spec/playground.js

@@ -1,6 +1,5 @@
 import React from 'react'
 import styled from 'styled-components'
-import containerStyles from '@auth0/cosmos/_helpers/container-styles'
 import { LiveProvider, LiveEditor, LiveError, LivePreview } from 'react-live'
 
 import * as Components from '@auth0/cosmos'
@@ -12,7 +11,6 @@ import CopyButton from './copy-button'
 import { getDefaultsFromCode, stripDefaultsFromDocs } from './get-defaults-from-code'
 
 const Container = styled.div`
-  ${containerStyles};
   margin: ${spacing.medium} 0;
 
   & .react-live {