KNACSS/less/_01-base.less
2015-03-05 15:21:57 +01:00

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/* ----------------------------- */
/* == soft reset */
/* ----------------------------- */
/* switching to border-box model for all elements */
html {
box-sizing: border-box;
}
* {
box-sizing: inherit;
}
/* soft reset */
html,
body {
margin: 0;
padding: 0;
}
ul,
ol {
padding-left: 2em;
}
ul.unstyled {
list-style: none;
}
img {
vertical-align: middle;
border: 0;
}
/* height auto only for non SVG images */
img:not([src$=".svg"]) {
height: auto;
}
blockquote,
figure {
margin-left: 0;
margin-right: 0;
}
audio,
canvas,
video {
display: inline-block;
}
svg:not(:root) {
overflow: hidden;
}
/* ----------------------------- */
/* == typography */
/* ----------------------------- */
html {
/* set base font-size to equiv "10px", which is adapted to rem unit */
font-size: 62.5%;
/* IE9-IE11 math fixing. See http://bit.ly/1g4X0bX */
/* thanks to @guardian, @victorbritopro and @eQRoeil */
font-size: calc(1em * 0.625);
/* disallow text zooming on orientation change (non standard property) */
-webkit-text-size-adjust: 100%;
-ms-text-size-adjust: 100%;
}
body {
/* set body font-size in em (1.4em equiv "14px") */
font-size: unit((@base-font-size / 10), em);
background-color: @base-background;
color: @base-color;
font-family: @font-stack-common;
line-height: @line-height;
}
a {
color: @base-color-link;
&:hover, &:focus, &:active {
color: @base-color-link-hover;
}
}
/* font-sizing for content */
p,
.p-like,
ul,
ol,
dl,
blockquote,
pre,
td,
th,
label,
textarea,
caption,
details,
figure {
margin-top: 0.75em;
margin-bottom: 0;
line-height: @line-height;
}
h1,
.h1-like {
font-size: @h1-size;
font-family: @font-stack-headings;
}
h2,
.h2-like {
font-size: @h2-size;
font-family: @font-stack-headings;
}
h3,
.h3-like {
font-size: @h3-size;
}
h4,
.h4-like {
font-size: @h4-size;
}
h5,
.h5-like {
font-size: @h5-size;
}
h6,
.h6-like {
font-size: @h6-size;
}
/* alternate font-sizing */
.smaller {
font-size: 0.6em;
}
.small {
font-size: 0.8em;
}
.big {
font-size: 1.2em;
}
.bigger {
font-size: 1.5em;
}
.biggest {
font-size: 2em;
}
code,
pre,
samp,
kbd {
/* IE fix */
white-space: pre-line;
white-space: pre-wrap;
font-family: @font-stack-monospace;
line-height: normal;
}
em,
.italic,
address,
cite,
dfn,
i,
var {
font-style: italic;
}
strong,
.bold {
font-weight: bold;
}
small,
sub,
sup {
font-size: smaller;
}
/* ----------------------------- */
/* == hiding content */
/* ----------------------------- */
/* hidden but not for an assistive technology like a screen reader, Yahoo! method */
.visually-hidden {
position: absolute !important;
border: 0 !important;
height: 1px !important;
width: 1px !important;
padding: 0 !important;
overflow: hidden !important;
clip: rect(1px, 1px, 1px, 1px) !important;
}
@media (max-width: @small-screen) {
.no-small-screen {
display: none;
}
}
@media (min-width: @large-screen) {
.no-large-screen {
display: none;
}
}
/* ----------------------------- */
/* == browsers consistency */
/* ----------------------------- */
/* avoid top margins on first content element */
p,
.p-like,
ul,
ol,
dl,
blockquote,
pre,
h1,
.h1-like,
h2,
.h2-like,
h3,
.h3-like,
h4,
.h4-like,
h5,
.h5-like,
h6,
.h6-like {
&:first-child {
margin-top: 0;
}
}
/* avoid margins on nested elements */
li p,
li .p-like,
li ul,
li ol {
margin-top: 0;
margin-bottom: 0;
}
/* max values */
img,
table,
td,
blockquote,
code,
pre,
textarea,
input,
video {
max-width: 100%;
}
/* margin-bottom on tables */
table {
margin-bottom: @medium-value;
}