*,
*::before,
*::after {
box-sizing: border-box;
}
html,
body {
width: 100%;
height: 100%;
margin: 0;
padding: 0;
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen,
Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;