air-datepicker/docs/sass/_reset.scss

/* -------------------------------------------------
    Reset
   ------------------------------------------------- */

applet, object, iframe, p,
blockquote, pre, a, abbr, acronym, address, big,
cite, code, del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, sub, sup, tt, var, u, i, center, dl,
dt, dd, ol, ul, li, fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, figure, figcaption,
footer, header, menu, nav, output, ruby, section,
summary, time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font: inherit;
  vertical-align: baseline;
}

body {
  margin: 0;
}

html, body {
  width: 100%;
  height: 100%;
}

* {
  box-sizing: border-box;
}

*:after, *:before {
  box-sizing: border-box;
}

//  HTML 5 roles for ie8/eie9
// -------------------------------------------------

article,
aside,
details,
figcaption,
figure,
footer,
header,
main,
menu,
nav,
section,
summary {
  display: block;
}

//  Default font weight
// -------------------------------------------------

b, strong {
  font-weight: bold;
}

//  Default font style
// -------------------------------------------------

i {
  font-style: italic;
}

//  Remove link outline
// -------------------------------------------------

a {
  outline: none;
}

//  Remove scroll in ie
// -------------------------------------------------

textarea {
  overflow: auto;
}