Remove unused tag selectors

_sass/_base.scss

@@ -1,8 +1,8 @@
 /* reset
 *******************************************************************************/
 
-* {margin:0;padding:0} iframe,a img,fieldset,form,table {border:0} caption,th,td {font-size:100%;}
-dd,dt,li,dl,ul,ol {list-style:none} legend {color:#000} select,textarea,input {font:100% serif} table {border-collapse:collapse} caption,td{font-weight:normal;} caption,th,td {text-align:left;}
+* {margin:0;padding:0} iframe,a img,table {border:0} th,td {font-size:100%;}
+li,ul,ol {list-style:none} table {border-collapse:collapse} td{font-weight:normal;} th,td {text-align:left;}
 
 
 
@@ -195,8 +195,6 @@ pre code {
 main table td, main table th { border: 1px solid #ccc; padding: 0.2em 0.4em; }
 main table th { background-color: #eee; }
 
-main hr { border: 1px solid #ddd; margin: 2em 0; }
-
 .socials {
     display: inline-flex;
     gap: 12px;

_sass/_normalize.scss

@@ -45,17 +45,6 @@ h1 {
 /* Grouping content
    ========================================================================== */
 
-/**
- * 1. Add the correct box sizing in Firefox.
- * 2. Show the overflow in Edge and IE.
- */
-
-hr {
-  box-sizing: content-box; /* 1 */
-  height: 0; /* 1 */
-  overflow: visible; /* 2 */
-}
-
 /**
  * 1. Correct the inheritance and scaling of font size in all browsers.
  * 2. Correct the odd `em` font sizing in all browsers.
@@ -102,9 +91,7 @@ strong {
  * 2. Correct the odd `em` font sizing in all browsers.
  */
 
-code,
-kbd,
-samp {
+code {
   font-family: monospace, monospace; /* 1 */
   font-size: 1em; /* 2 */
 }
@@ -118,22 +105,17 @@ small {
 }
 
 /**
- * Prevent `sub` and `sup` elements from affecting the line height in
+ * Prevent `sup` elements from affecting the line height in
  * all browsers.
  */
 
-sub,
 sup {
   font-size: 75%;
   line-height: 0;
   position: relative;
   vertical-align: baseline;
 }
 
-sub {
-  bottom: -0.25em;
-}
-
 sup {
   top: -0.5em;
 }
@@ -149,167 +131,6 @@ img {
   border-style: none;
 }
 
-/* Forms
-   ========================================================================== */
-
-/**
- * 1. Change the font styles in all browsers.
- * 2. Remove the margin in Firefox and Safari.
- */
-
-button,
-input,
-optgroup,
-select,
-textarea {
-  font-family: inherit; /* 1 */
-  font-size: 100%; /* 1 */
-  line-height: 1.15; /* 1 */
-  margin: 0; /* 2 */
-}
-
-/**
- * Show the overflow in IE.
- * 1. Show the overflow in Edge.
- */
-
-button,
-input { /* 1 */
-  overflow: visible;
-}
-
-/**
- * Remove the inheritance of text transform in Edge, Firefox, and IE.
- * 1. Remove the inheritance of text transform in Firefox.
- */
-
-button,
-select { /* 1 */
-  text-transform: none;
-}
-
-/**
- * Correct the inability to style clickable types in iOS and Safari.
- */
-
-button,
-[type="button"],
-[type="reset"],
-[type="submit"] {
-  -webkit-appearance: button;
-}
-
-/**
- * Remove the inner border and padding in Firefox.
- */
-
-button::-moz-focus-inner,
-[type="button"]::-moz-focus-inner,
-[type="reset"]::-moz-focus-inner,
-[type="submit"]::-moz-focus-inner {
-  border-style: none;
-  padding: 0;
-}
-
-/**
- * Restore the focus styles unset by the previous rule.
- */
-
-button:-moz-focusring,
-[type="button"]:-moz-focusring,
-[type="reset"]:-moz-focusring,
-[type="submit"]:-moz-focusring {
-  outline: 1px dotted ButtonText;
-}
-
-/**
- * Correct the padding in Firefox.
- */
-
-fieldset {
-  padding: 0.35em 0.75em 0.625em;
-}
-
-/**
- * 1. Correct the text wrapping in Edge and IE.
- * 2. Correct the color inheritance from `fieldset` elements in IE.
- * 3. Remove the padding so developers are not caught out when they zero out
- *    `fieldset` elements in all browsers.
- */
-
-legend {
-  box-sizing: border-box; /* 1 */
-  color: inherit; /* 2 */
-  display: table; /* 1 */
-  max-width: 100%; /* 1 */
-  padding: 0; /* 3 */
-  white-space: normal; /* 1 */
-}
-
-/**
- * Add the correct vertical alignment in Chrome, Firefox, and Opera.
- */
-
-progress {
-  vertical-align: baseline;
-}
-
-/**
- * Remove the default vertical scrollbar in IE 10+.
- */
-
-textarea {
-  overflow: auto;
-}
-
-/**
- * 1. Add the correct box sizing in IE 10.
- * 2. Remove the padding in IE 10.
- */
-
-[type="checkbox"],
-[type="radio"] {
-  box-sizing: border-box; /* 1 */
-  padding: 0; /* 2 */
-}
-
-/**
- * Correct the cursor style of increment and decrement buttons in Chrome.
- */
-
-[type="number"]::-webkit-inner-spin-button,
-[type="number"]::-webkit-outer-spin-button {
-  height: auto;
-}
-
-/**
- * 1. Correct the odd appearance in Chrome and Safari.
- * 2. Correct the outline style in Safari.
- */
-
-[type="search"] {
-  -webkit-appearance: textfield; /* 1 */
-  outline-offset: -2px; /* 2 */
-}
-
-/**
- * Remove the inner padding in Chrome and Safari on macOS.
- */
-
-[type="search"]::-webkit-search-decoration {
-  -webkit-appearance: none;
-}
-
-/**
- * 1. Correct the inability to style clickable types in iOS and Safari.
- * 2. Change font properties to `inherit` in Safari.
- */
-
-::-webkit-file-upload-button {
-  -webkit-appearance: button; /* 1 */
-  font: inherit; /* 2 */
-}
-
 /* Interactive
    ========================================================================== */
 
@@ -332,14 +153,6 @@ summary {
 /* Misc
    ========================================================================== */
 
-/**
- * Add the correct display in IE 10+.
- */
-
-template {
-  display: none;
-}
-
 /**
  * Add the correct display in IE 10.
  */