$(document).ready(function () {

    $(".bloco").mouseenter(function () {
        $(this).animate({
            width: "290px",
            backgroundColor: "#A3C500",
            color: "#ffffff"
        }, 500);
        
        $(this).find("img").animate({ opacity: "show" }, 500);
    });

    $(".bloco").mouseleave(function () {
        $(this).animate({
            width: "190px",
            backgroundColor: "#EFCE00",
            color: "#706305"
        }, 500);
        $(this).find("img").animate({ opacity: "hide" }, 500);
    });
});