html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, 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, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video ,textarea, pre {margin: 0; padding: 0; border: 0; }

ul,ol,li {list-style: none; }
button {all: unset; cursor: pointer; }
a {text-decoration:none; color: inherit; cursor: pointer; font-size: inherit; }
a:hover. a:active, a:focus {color: inherit; }
em, i {font-style: normal; }

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

textarea, pre {}