html,
body {
  margin: 0;
  padding: 0;
  font-family: "Poppins", sans-serif;
  font-size: 16px;
  height: 100%;
}

* {
  box-sizing: border-box;
}

header,
section,
aside,
article {
  padding: 0 5px;
}

body > section,
body > article,
body > aside {
  width: 80%;
  margin: 0 auto;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  font-weight: bold;
}

.menu {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  align-items: center;
  position: relative;
}

header {
  position: sticky;
  top: 0;
  display: flex;
  flex-direction: column;
  z-index: 1;
  min-height: 60px;
}
header .navigation {
  display: flex;
  align-items: center;
}