atitan/coursenote

* {
  padding: 0;
  margin: 0;
}

a:not(.btn) {
  &:link,
  &:hover,
  &:focus,
  &:visited {
    text-decoration: none;
    color: inherit;
  }
}

button,
input[type='button'],
input[type='submit'],
a:focus {
  outline-style: none;
} 

ol, ul {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 0;
}