blockquote {
    color: #424242;
    border-left: 4px solid #6ab2e2;
    padding-left: 10px;
    margin-left: 0;
    background-color: #f3f3f3;
    box-shadow: 2px 2px 8px rgba(0,0,0,0.05);
}
html, body {
    height: 100%;
    margin: 0;
}

body {
    display: flex;
    flex-direction: column;
}

footer {
    margin-top: auto;
}