div.topbar {
    background: #FF0000;
    width: 100%;
    height: 32px;
}

header div#logo {
    margin: 0 auto;
}

footer{
    background: #fff;
}

footer a{
    color:#000;
}

footer a:hover {
    color: #2150A2;
}

button.b{
    background-color: #2150A2;
}
button.b::before{
    border-left: 18px solid #2150A2;
}