Нужно всегда использовать сброс стилей
Конкретно для данной ситуации
*{
padding: 0;
margin: 0;
}
А в целом reset.css
/* reset.css */
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 {
margin: 0;
margin: 0;
padding: 0;
border: 0;
font-size: 100%;
vertical-align: baseline;
box-sizing: border-box;
font: 18px 'Golos', Helvetica, Roboto, Arial, sans-serif;
line-height: normal;
}
* {
scrollbar-width: thin;
}
*:hover, *:active{
-webkit-tap-highlight-color: transparent
}
a {
text-decoration: none;
color: inherit;
}
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
display: block;
}
html {
min-height: 100%;
scrollbar-width: thin;
}