body {
    font-family: sans;
}

div.post-preview {
    background: #ffb;
}

main {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
}

div.aboutme {
    width: 50%;
    padding-right: 1em;
}
div.posts-sidebar {
    width: 30%;
    padding-left: 1em;
}