// teamtreehouse.com/community/how-do-i-remove-white-space-between-header-section-footer
body {
margin: 0; padding: 0;
}
header, section, article, footer {
margin: 0; padding: 1rem; /* tweaked from 0 to 1px */
}
img{
max-width: 100%; height: auto;
}
a {
color: inherit; text-decoration: none;
}