* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
}

a,
p,
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  padding: 0;
}
a,
a:visited {
  display: inline-block;
  text-decoration: none;
}
a:focus,
a:hover {
  outline: none;
}
ul,
ol,
li {
  margin: 0;
  padding: 0;
  list-style: none;
}
img {
  border-style: none;
}