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

html,
body,
div,
span,
h1,
h2,
h3,
h4,
h5,
h6,
p,
a,
img,
ol,
ul,
li,
fieldset,
form,
label,
footer,
header,
nav,
section {
   margin: 0;
   padding: 0;
   border: 0;
   font-size: 100%;
   font: inherit;
   vertical-align: baseline;
}

footer,
header,
nav,
section {
   display: block;
}

ol,
ul,
li {
   list-style: none;
}

a {
   text-decoration: none
}