$(document).ready(function () {

    //Centraliza o container principal na tela, de acordo com resolução
    $(window).resize(function () {

        var l, t = 0;
        l = (document.documentElement.clientWidth / 2) - ($('.container').width() / 2);

        if (document.documentElement.clientHeight > 650) {
            t = (document.documentElement.clientHeight / 2) - (633 / 2);
        }

        $('.container').css("margin-left", l + "px");
        $('.container').css("margin-top", t + "px");
    });

    $(window).resize();
});