html {
    font-size: $base-font-size;
}

/**
 * Reset some basic elements
 */
 body, h1, h2, h3, h4, h5, h6,
 p, blockquote, pre, hr,
 dl, dd, ol, ul, figure {
   margin: 0;
   padding: 0;
 
 }

 body {
    font: $base-font-weight #{$base-font-size}/#{$base-line-height} $base-font-family;
    color: $text-color;
    background-color: $background-color;
    -webkit-text-size-adjust: 100%;
    -webkit-font-feature-settings: "kern" 1;
       -moz-font-feature-settings: "kern" 1;
         -o-font-feature-settings: "kern" 1;
            font-feature-settings: "kern" 1;
    font-kerning: normal;
    display: flex;
    min-height: 100vh;
    flex-direction: column;
    overflow-wrap: break-word;
  } 

/**
 * Set `margin-bottom` to maintain vertical rhythm
 */
 h1, h2, h3, h4, h5, h6,
 p, blockquote, pre,
 ul, ol, dl, figure,
 %vertical-rhythm {
   margin-bottom: $spacing-unit / 2;
 }
 
 hr {
   margin-top: $spacing-unit;
   margin-bottom: $spacing-unit;
 }
 
 /**
  * `main` element
  */
 main {
   display: block; /* Default value of `display` of `main` element is 'inline' in IE 11. */
 }
 
 /**
  * Images
  */
 img {
   max-width: 100%;
   vertical-align: middle;
 }
 
 
 
 /**
  * Figures
  */
 figure > img {
   display: block;
 }
 
 figcaption {
   font-size: $small-font-size;
 }
 
 
 
 /**
  * Lists
  */
 ul, ol {
   margin-left: $spacing-unit;
 }
 
 li {
   > ul,
   > ol {
     margin-bottom: 0;
   }
 }
 
 
 
 /**
  * Headings
  */
 h2, h3, h4, h5, h6 {
   font-weight: 650;
   font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
 }
 
 h1 {
   font-weight: 700;
   font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
   font-size: 35px;
 }
 
 
 /**
  * Links
  */
 a {
   color: $link-base-color;
   text-decoration: none;
   transition: $transition-links;
 
   &:visited {
     color: $link-visited-color;
   }
 
   &:hover {
     color: $link-hover-color;
     text-decoration: none;
   }
 }
 
 
 /**
  * Blockquotes
  */
 blockquote {
   color: $blockquote-text-color;
   border-left: 4px solid $border-color-01;
   padding-left: $spacing-unit / 2;
   @include relative-font-size(1.125);
   font-style: italic;
 
   > :last-child {
     margin-bottom: 0;
   }
 
   i, em {
     font-style: normal;
   }
 }
 
 
 
 /**
  * Code formatting
  */
 pre,
 code {
   font-family: $code-font-family;
   font-size: 0.9375em;
   border: 1px solid $border-color-01;
   border-radius: 4px;
   background-color: $code-background-color;
 }
 
 code {
   padding: 1px 5px;
 }
 
 pre {
   padding: 8px 12px;
   overflow-x: auto;
 
   > code {
     border: 0;
     padding-right: 0;
     padding-left: 0;
   }
 }
 
 .highlight {
   border-radius: 3px;
   background: $code-background-color;
   @extend %vertical-rhythm;
 
   .highlighter-rouge & {
     background: $code-background-color;
   }
 }
 
 
 
 /**
  * Wrapper
  */
 .wrapper {
   max-width: calc(#{$content-width} - (#{$spacing-unit}));
   margin-right: auto;
   margin-left: auto;
   padding-right: $spacing-unit / 2;
   padding-left: $spacing-unit / 2;
   @extend %clearfix;
 
   @media screen and (min-width: $on-large) {
     max-width: calc(#{$content-width} - (#{$spacing-unit} * 2));
     padding-right: $spacing-unit;
     padding-left: $spacing-unit;
   }
 }
 
 .wrapper_header {
   padding-left: 20px;
   padding-right: auto;
   @extend %clearfix;
   @media screen and (min-width: $on-medium) {
     padding-right: 70px;
     padding-left: 70px;
   }
 }
 
 
 
 /**
  * Clearfix
  */
 %clearfix:after {
   content: "";
   display: table;
   clear: both;
 }
 
 
 
 /**
  * Icons
  */
 
 .stackoverflow {
   color: #f66a0a;
 }
 
 .youtube {
   color: #dd0505;
 }
 
 .github {
   color: #f9f9f9
 }
 
 .svg-icon {
   width: 16px;
   height: 16px;
   display: inline-block;
   fill: currentColor;
   padding: 5px 3px 2px 5px;
   vertical-align: text-bottom;
 }
 
 
 /**
  * Tables
  */
 table {
   margin-bottom: $spacing-unit;
   width: 100%;
   text-align: $table-text-align;
   color: $table-text-color;
   border-collapse: collapse;
   border: 1px solid $table-border-color;
   tr {
     &:nth-child(even) {
       background-color: $table-zebra-color;
     }
   }
   th, td {
     padding: ($spacing-unit / 3) ($spacing-unit / 2);
   }
   th {
     background-color: $table-header-bg-color;
     border: 1px solid $table-header-border;
   }
   td {
     border: 1px solid $table-border-color;
   }
 
   @include media-query($on-laptop) {
     display: block;
     overflow-x: auto;
     -webkit-overflow-scrolling: touch;
             -ms-overflow-style: -ms-autohiding-scrollbar;
   }
 }