.login-action-login {
	background:#000;
}
body.login div#login h1 {
 background-size: 320px 30px !important;
}

.login h1 a {
	height:46px !important;
}

.login form {
    background: #000 !important;
}
.wp-core-ui .button-primary {
    background: #fff;
    border-color: #fff;
    box-shadow: 0 1px 0 #fff;
    color: #000;
    text-decoration: none;
    text-shadow: 0 -1px 1px #fff, 1px 0 1px #fff, 0 1px 1px #fff, -1px 0 1px #fff;
}

.wp-core-ui .button-primary:hover {
    background: #fff;
    border-color: #fff;
    box-shadow: 0 1px 0 #fff;
    color: #000;
    text-decoration: none;
    text-shadow: 0 -1px 1px #fff, 1px 0 1px #fff, 0 1px 1px #fff, -1px 0 1px #fff;
}