main {
    padding: 70px 0;
}

header nav a i {
    vertical-align: middle;
}

header .navbar-header .navbar-brand img {
    vertical-align: middle;
    display: inline;
}

header .navbar-header a img {
    height: 40px;
}

header .navbar-header .navbar-brand {
    display: inline-block;
}

header .navbar-header a {
    padding-top: 0;
    padding-bottom: 0;
    line-height: 50px;
}