* {
  font-family: Arial, Helvetica, sans-serif;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background:
    linear-gradient(rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0.7)),
    url('images/icon/background.jpg');
  height: 100%;
  width: 100%;
}

a {
  text-decoration: none;
  color: initial;
}

main {
  padding-top: 70px;
}