Stephen Scaff's SCSS Banner

index.html

<section class="sect-banner">
	<!-- Slider animation -->
	<ul class="kf-slider">
		<li></li>
		<li></li>
		<li></li>
	</ul>
	<div class="v-center">
		<h1>Stupid Simple Slider</h1>
		<p>Silky smooth background image slider with css keyframes</p>	
	</div>
</section>

Stephen Scaff's SCSS Banner.markdown

Stephen Scaff's SCSS Banner

Uses bourbon... Thus add:

@import "bourbon"

A Pen by Munair Simpson on CodePen.

License.

style.scss

 /* --Bourbon from CodeKit
=======================================*/
@import 'bourbon';

/* --settings
=======================================*/

/*----------------------------------------------   
--Fonts
-----------------------------------------------  */
$font-header: "playfair display", georgia, times, serif;
$font-paragraph: "Lato", "Helvetica Neue", Helvetica, Arial, sans-serif;

/*----------------------------------------------   
--MQs
-----------------------------------------------  */
$mq-xsmall: 22em;
$mq-small: 36em;
$mq-med: 58em;
$mq-large: 86em;
$mq-xlarge: 115em;
$mq-xxlarge: 125em;
$mq-xxxlarge: 145em;

/*----------------------------------------------   
--Colors
-----------------------------------------------  */
$color-light: rgba(255,255,255,0.8);
$color-alpha: #98DAEE;
$color-beta: #7690A4;


/*----------------------------------------------   
--Banner Bgs
-----------------------------------------------  */
@mixin bg-abs{
	height: 100% !important;
	width: 100%;
	position: absolute;
	top: 0;
	background-size: cover;
	background-repeat: no-repeat;
	background-position:	50%;
	z-index:	0;
}

/*----------------------------------------------   
--overlay psedu
-----------------------------------------------  */
@mixin overlay($bgColor: #000, $bgOpacity: 0.6){
	&:after{
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	height: 100%;
	width: 100%;
	background: rgba($bgColor, $bgOpacity);
	z-index: 0;
	}
	
	.v-center{
		position:	relative;
		z-index:	2;
	}
}

/* --vendor
=======================================*/
/*! normalize.css v3.0.2 | MIT License | github.com/necolas/normalize.css 
* Plus some extra defualts by me
*/

 /*----------------------------------------------   
 --html
 1. baseline font-size.
 2. Prevent jumps by forcing horizontal scroll
 3. Prevent right gaps on mobile
 4. Defualt to sans
 5. Prevent iOS text size adjust after orientation change, without disabling
 *    user zoom.
 -----------------------------------------------  */

html {
	font-size: 100%; /* 1 */
	overflow-y: scroll; /* 2 */
 font-family: sans-serif; /* 3 */
 -ms-text-size-adjust: 100%; /* 4 */
 -webkit-text-size-adjust: 100%; /* 4 */
}


/*----------------------------------------------   
-body
1. Defualt margins
2. prevent mobile gaps
3. Better font rendering across browsers
-----------------------------------------------  */
body {
  margin: 0;
  width: 100%;
  font-weight: 400;
  font-style: normal;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale; 
  text-rendering: optimizeLegibility;
}

/*----------------------------------------------   
-body, html
-Set 100% height if needed for full viewport stuff
-Prevent gaps in mobile layout
-----------------------------------------------  */
html, body{
	//height:	100%;
	position:	relative;
	overflow-x: hidden;
}

/*----------------------------------------------   
-Defualt to border-box
-----------------------------------------------  */
*, *:before, *:after {
  -webkit-box-sizing: border-box; 
  -moz-box-sizing: border-box; 
  box-sizing: border-box; 
}

/*----------------------------------------------   
-HTML5 Block Levels
-----------------------------------------------  */
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
main,
menu,
nav,
section,
summary {
  display: block;
}

/*----------------------------------------------   
1. Correct `inline-block` display not defined in IE 8/9.
2. Normalize vertical alignment of `progress` in Chrome, Firefox, and Opera.
-----------------------------------------------  */ 

audio,
canvas,
progress,
video {
  display: inline-block; /* 1 */
  vertical-align: baseline; /* 2 */
}

/*----------------------------------------------   
-Prevent modern browsers from displaying `audio` without controls.
-Remove excess height in iOS 5 devices.
-----------------------------------------------  */ 

audio:not([controls]) {
  display: none;
  height: 0;
}

/*----------------------------------------------   
-Address `[hidden]` styling not present in IE 8/9/10.
-Hide the `template` element in IE 8/9/11, Safari, and Firefox < 22.
-----------------------------------------------  */ 
[hidden],
template {
  display: none;
}

/*----------------------------------------------   
LINKS
-Remove the gray background color from active links in IE 10.
-Remove defualt text-decoration
-Improve readability
-----------------------------------------------  */ 

a {
  background-color: transparent;
  outline:	0;
  text-decoration:	none;
}

a:active,
a:hover {
  outline: 0;
}

/*----------------------------------------------   
TEXT LEVEL
-Abbr: Address styling not present in IE 8/9/10/11, Safari, and Chrome.
-Bold: Address style set to `bolder` in Firefox 4+, Safari, and Chrome.
dfn, mark: Address unset styles
-Small: Address inconsistent and variable font size in all browsers.
-Prevent `sub` and `sup` affecting `line-height` in all browsers.
-----------------------------------------------  */
abbr[title] {
  border-bottom: 1px dotted;
}

b,
strong {
  font-weight: bold;
}

dfn {
  font-style: italic;
}
mark {
  background: #ff0;
  color: #000;
}
small {
  font-size: 80%;
}
sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sup {
  top: -0.5em;
}

sub {
  bottom: -0.25em;
}

/*----------------------------------------------   
HEADERS
-Address variable `h1` font-size and margin within `section` and `article` contexts in Firefox 4+, Safari, and Chrome.
-Remove Margins from headers and type elements to better define in your typographic system
-----------------------------------------------  */
h1 {
  font-size: 2em;
  margin: 0.67em 0;
}

h1, h2, h3, h4, h5, h6, ul, ol,dl, li,dd, small{
	margin:	0;
	padding:	0;
}


/*----------------------------------------------   
IMAGES & EMBEDDED CONTENT
-Responsive defualt
-IE Scaling fix
-----------------------------------------------  */ 
img,object,embed{
  max-width:100%;
  height:auto;
}

img{
  -ms-interpolation-mode:bicubic;
  border: 0;
  outline:	none;
}

/**
 * Correct overflow not hidden in IE 9/10/11.
 */
/*----------------------------------------------   
SVG
-Correct overflow not hidden in IE 9/10/11
-----------------------------------------------  */ 
svg:not(:root) {
  overflow: hidden;
}
/*----------------------------------------------   
Google Maps responsive fix
-----------------------------------------------  */ 
#map_canvas img,
.map_canvas img{
  max-width:none !important;
}


/**
 * Address margin not present in IE 8/9 and Safari.
 */

figure {
  margin: 1em 40px;
}

/**
 * Address differences between Firefox and other browsers.
 */

hr {
  -moz-box-sizing: content-box;
  box-sizing: content-box;
  height: 0;
}


/*----------------------------------------------   
CODE & PREFORMATED
-----------------------------------------------  */
pre {
  overflow: auto;
}

/**
 * Address odd `em`-unit font size rendering in all browsers.
 */

code,
kbd,
pre,
samp {
  font-family: monospace, monospace;
  font-size: 1em;
}

/*----------------------------------------------   
FORMS
-----------------------------------------------  */
form{
	margin:	0;
}
/**
 * 1. Correct color not being inherited.
 *    Known issue: affects color of disabled elements.
 * 2. Correct font properties not being inherited.
 * 3. Address margins set differently in Firefox 4+, Safari, and Chrome.
 */

button,
input,
optgroup,
select,
textarea {
  color: inherit; /* 1 */
  //font: inherit; /* 2 */
  margin: 0; /* 3 */
  font-size: 100%;
  vertical-align: middle; 
}

/**
 * Address `overflow` set to `hidden` in IE 8/9/10/11.
 * Address Firefox 4+ setting `line-height` on `input` using `!important` in
 * the UA stylesheet.
 */

button, input {
  overflow: visible;
  line-height:	normal;
}

/**
 * Address inconsistent `text-transform` inheritance for `button` and `select`.
 * All other form control elements do not inherit `text-transform` values.
 * Correct `button` style inheritance in Firefox, IE 8/9/10/11, and Opera.
 * Correct `select` style inheritance in Firefox.
 */

button,
select {
  text-transform: none;
}

/**
 * 1. Avoid the WebKit bug in Android 4.0.* where (2) destroys native `audio`
 *    and `video` controls.
 * 2. Correct inability to style clickable `input` types in iOS.
 * 3. Improve usability and consistency of cursor style between image-type
 *    `input` and others.
 */

button,
html input[type="button"], /* 1 */
input[type="reset"],
input[type="submit"] {
  -webkit-appearance: button; /* 2 */
  cursor: pointer; /* 3 */
}

/* Ensure pointer */
label, 
select, 
button, 
input {
  cursor: pointer; 
}
/**
 * Re-set default cursor for disabled elements.
 */

button[disabled],
html input[disabled] {
  cursor: default;
}

/**
 * Remove inner padding and border in Firefox 4+.
 */

button::-moz-focus-inner,
input::-moz-focus-inner {
  border: 0;
  padding: 0;
}
input:focus, 
select:focus, 
textarea:focus, 
button:focus,
.btn:focus {
  outline: none;
}


/**
 * It's recommended that you don't attempt to style these elements.
 * Firefox's implementation doesn't respect box-sizing, padding, or width.
 *
 * 1. Address box sizing set to `content-box` in IE 8/9/10.
 * 2. Remove excess padding in IE 8/9/10.
 */

input[type="checkbox"],
input[type="radio"] {
  box-sizing: border-box; /* 1 */
  padding: 0; /* 2 */
}

/**
 * Fix the cursor style for Chrome's increment/decrement buttons. For certain
 * `font-size` values of the `input`, it causes the cursor style of the
 * decrement button to change from `default` to `text`.
 */

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  height: auto;
}

/**
 * 1. Address `appearance` set to `searchfield` in Safari and Chrome.
 * 2. Address `box-sizing` set to `border-box` in Safari and Chrome
 *    (include `-moz` to future-proof).
 */

input[type="search"] {
  -webkit-appearance: textfield; /* 1 */
  -moz-box-sizing: content-box;
  -webkit-box-sizing: content-box; /* 2 */
  box-sizing: content-box;
}

/**
 * Remove inner padding and search cancel button in Safari and Chrome on OS X.
 * Safari (but not Chrome) clips the cancel button when the search input has
 * padding (and `textfield` appearance).
 */

input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}

/**
 * Define consistent border, margin, and padding.
 */

fieldset {
  border: 1px solid #c0c0c0;
  margin: 0 2px;
  padding: 0.35em 0.625em 0.75em;
}

/**
 * 1. Correct `color` not being inherited in IE 8/9/10/11.
 * 2. Remove padding so people aren't caught out if they zero out fieldsets.
 */

legend {
  border: 0; /* 1 */
  padding: 0; /* 2 */
}

/**
 * Remove default vertical scrollbar in IE 8/9/10/11.
 */

textarea {
  overflow: auto;
  vertical-align:	text-bottom;
  width:	100%;
}
/**
 * Don't inherit the `font-weight` (applied by a rule above).
 * NOTE: the default cannot safely be changed in Chrome and Safari on OS X.
 */

optgroup {
  font-weight: bold;
}

/*----------------------------------------------   
TABLES
-----------------------------------------------  */
/**
 * Remove most spacing 
between table cells.
 */

table {
  border-collapse: collapse;
  border-spacing: 0;
}

td,
th {
  padding: 0;
}

/* --Modules
=======================================*/
/*----------------------------------------------   
--Google Fonts Import
-----------------------------------------------  */
@import url(http://fonts.googleapis.com/css?family=Lato:300|Playfair+Display:900);

/*----------------------------------------------   
--Typography: Body
-----------------------------------------------  */
body {
  font-family: $font-paragraph;
  position: relative;
  width: 100%;
  font-weight: 400;
  font-style: normal;
  line-height: 1.7;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;  
}

/*----------------------------------------------   
--Typography: Fluid body sizing hotness
* Adjust to suit your needs.
-----------------------------------------------  */
body {
font-size: 100%;
  
  @media (min-width: $mq-small) {
    font-size: 110%
  }
  @media (min-width: $mq-med) {
    font-size: 120%
  }
  @media (min-width: $mq-large) {
    font-size: 130%
  }
  @media (min-width: $mq-xlarge) {
    font-size: 160%
  }
  @media (min-width: $mq-xxlarge) {
    font-size: 170%
  }
  @media (min-width: $mq-xxxlarge) {
    font-size: 180%
  }
}

/*----------------------------------------------   
--Typography: Headers
-----------------------------------------------  */
h1{
	font-size: 2.75em;
	color:	rgba(255,255,255,0.8);
	font-family: $font-header;
	font-weight: 700;
	text-rendering:optimizeLegibility; 
	line-height:	1.2;

	@media (min-width: $mq-med) {
	 font-size:	calc(2.75em + 70%);
	}    
}

/*----------------------------------------------   
--Typography: paragraph
-----------------------------------------------  */
p{
  font-family: $font-paragraph;
  font-weight:	300;
}

/*----------------------------------------------   
--Links
-----------------------------------------------  */
a{
	color:	$color-alpha;
	@include transition(color 0.7s ease);
	&:hover{
		color:	darken($color-alpha, 15);
		@include transition(color 0.7s ease);
	}
}

/*----------------------------------------------   
--Setup
-----------------------------------------------  */
*, *:before, *:after {
  -webkit-box-sizing: border-box; 
  -moz-box-sizing: border-box; 
  box-sizing: border-box; 
}

html {
	font-size: 100%; 
	width: 100%;
	-webkit-text-size-adjust: 100%;
	background-color:	$color-beta;
}

//Fade In Body
body{
		@include animation(fade-in ease-in-out 1.4s);
}

/*----------------------------------------------   
--Banner
-----------------------------------------------  */
.sect-banner{
	display:	table;
	width:	100%;
	margin:	0 auto;
	text-align:	center;
	height:	100vh;
	color:	rgba(255,255,255,0.9);
	@include overlay($color-beta, 0.4);
	
	.v-center{
		display:	table-cell;
		vertical-align:	middle;
		position:	relative;
		z-index:	4;
		padding:	0 5%;
		
		h1{
			@include animation(fade-in ease-in-out 2s 0.5s both);
		}
		
		p{
			font-size:	120%;
			@include animation(fade-in ease-in-out 2s 1s both);
		}
	}


/*----------------------------------------------   
-DEMO1: Unordered list
-----------------------------------------------  */
ul.kf-slider{ 
 li{ 	
 	@include bg-abs;
  opacity:	0;
  @include animation(fade-out 9s infinite both);
 	background-image:	url(../images/banner-1-sm.jpg);
 
 	@media (min-width: $mq-med){
 		background-image:	url(../images/banner-1.jpg);
 	}
 }
 li:nth-child(2){
 	background-image:	url(../images/banner-2-sm.jpg);
 	@include animation-delay(3s);
 	
 	@media (min-width: $mq-med){
 		background-image:	url(../images/banner-2.jpg);
 	}
 }
	li:nth-child(3){
	background-image:	url(../images/banner-3-sm.jpg);
		@include animation-delay(6s);
		
		@media (min-width: $mq-med){
			background-image:	url(../images/banner-3.jpg);
		}
	}
}

	/*----------------------------------------------   
	-DEMO2: Banner bg
	-----------------------------------------------  */	
	.banner-bg{
		@include bg-abs;
		background-image:	url(../images/banner-1-sm.jpg);
		@include animation(slider-sm ease-in-out 30s both infinite);
			
		@media (min-width: $mq-med) {
			background-image:	url(../images/banner-1.jpg);
			@include animation(slider-lg ease-in-out 30s both infinite);
		}
	}
}


/*----------------------------------------------   
-Footer
-----------------------------------------------  */
footer{
	width:	100%;
	text-align:	center;
	color:	$color-light;
	position:	fixed;	
	z-index:	8;
	bottom:	1em;
}

/*----------------------------------------------   
--Fade ins
-----------------------------------------------  */
@include keyframes(fade-in) {
 0%{
   opacity: 0
 }
 100%{
   opacity: 1
 }
}

/*----------------------------------------------   
--Fade out for slider
-----------------------------------------------  */
@include keyframes(fade-out) {
	 33%{
	   opacity: 1
	 }
	 66%{
	   opacity: 0
	}
}

/*----------------------------------------------   
--Keyframes Slider - Sm
-----------------------------------------------  */
@include keyframes(slider-sm) {
 0%{
   background-image:	url(../images/banner-1-sm.jpg);
 }
 33%{
   background-image:	url(../images/banner-2-sm.jpg);
 }
 66%{
   background-image:	url(../images/banner-3-sm.jpg);
 }
 100%{
   background-image:	url(../images/banner-1-sm.jpg);
 }
}

/*----------------------------------------------   
--Keyframes Slider - Lg
-----------------------------------------------  */
@include keyframes(slider-lg) {
 0%{
   background-image:	url(../images/banner-1.jpg);
 }
 33%{
   background-image:	url(../images/banner-2.jpg);
 }
 66%{
   background-image:	url(../images/banner-3.jpg);
 }
 100%{
   background-image:	url(../images/banner-1.jpg);
 }
}