html, body, div, span, h1, h2, h3, h4, h5, h6, p, 
blockquote, pre, a, abbr, address, cite, code,
del, em, img, ins, q, s, small, strike, strong, 
sub, sup, tt, var, b, u, i, dl, dt, dd, ol, ul, li,
fieldset, form, label, legend, table, caption, 
tbody, tfoot, thead, tr, th, td {
    margin: 0;
    padding: 0;
    border: 0;
    outline: 0;
    font-size: 100%;
    vertical-align: baseline;
    background: transparent;
}

body {
    line-height: 1;
}

ol, ul {
    list-style: none;
}

* {
    box-sizing: border-box;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
    padding: 0;
}

button {
    border: none;
    background: none;
    cursor: pointer;
}