diff --git a/4/catalog.html b/4/catalog.html
index cf079ed..e499a7e 100644
--- a/4/catalog.html
+++ b/4/catalog.html
@@ -1 +1 @@
-<!DOCTYPE html><html class="page" lang="ru"><head><meta charset="utf-8"><title>CAT ENERGY: интернет магазин питания для котов</title><meta name="viewport" content="width=device-width,initial-scale=1"><meta name="keywords" content="питание, здоровье, кот, кошка, коты, кошки, интернет-магазин"><meta name="description" content="Магазин здорового питания для котов, кошек"><link rel="stylesheet" href="styles/styles.css"><script src="scripts/index.js" defer="defer"></script></head><body class="page__body"><header class="page__header header"><nav class="header__navigation navigation"><a class="header__logo logo" href="#"><img class="logo__mobile" src="" width="" height="" alt="Логотип сайта Кэт Энерджи"> </a><a class="logo-text" href="#"><img src="" alt="Логотип с текстом 'CAT ENERGY'"> </a><button class="button"><span class="visually-hidden">Расскрытие главного меню</span></button><ul class="main-navigation navigation"><li class="navigation__item"><a class="navigation__link" href="#">главная</a></li><li class="navigation__item"><a class="navigation__link" href="#">каталог продукции</a></li><li class="navigation__item"><a class="navigation__link" href="#">подбор программы</a></li></ul></nav></header><main class="page__main"><section class="catalog"><h1 class="catalog__title">Каталог продукции</h1><ul class="catalog__list"><li class="catalog__item product-card"><div class="product-card__image-wrapper"><img class="product-card__image" src="" width="" height="" alt="Cat Energy PRO 500 г"></div><div class="product-card__info-wrapper"><h2 class="product-card__title">Cat energy pro 500 г</h2><div class="product-card__desc-wrapper"><p class="product-card__desc"><span class="product-card__prop">Масса</span><span class="product-card__value">500 г</span></p><p class="product-card__desc"><span class="product-card__prop">Вкус</span><span class="product-card__value">Курица</span></p><p class="product-card__desc"><span class="product-card__prop">Цена</span><span class="product-card__value">700 &#8381;</span></p></div></div><a class="product-card__button" href="#">заказать</a></li><li class="catalog__item product-card"><div class="product-card__image-wrapper"><img class="product-card__image" src="" width="" height="" alt="Cat Energy PRO 500 г"></div><div class="product-card__info-wrapper"><h2 class="product-card__title">Cat energy pro 1000 г</h2><div class="product-card__desc-wrapper"><p class="product-card__desc"><span class="product-card__prop">Масса</span><span class="product-card__value">1000 г</span></p><p class="product-card__desc"><span class="product-card__prop">Вкус</span><span class="product-card__value">Курица</span></p><p class="product-card__desc"><span class="product-card__prop">Цена</span><span class="product-card__value">1000 &#8381;</span></p></div></div><a class="product-card__button" href="#">заказать</a></li><li class="catalog__item card"><h2 class="card__heading">Показать еще 100500 товаров</h2><p>Показать еще 100500 товаров</p><a class="card__button" href="#">показать все</a></li></ul></section><section class="sub-products"><h2 class="sub-products__title">Дополнительные товары</h2><ul class="sub-products__list"><li class="sub-products__item sub-product"><h2 class="sub-product__heading">Сахарозаменитель</h2><p class="sub-product__desc"><span class="sub-product__value">1 упаковка (100 г)</span><span class="sub-product__price">200 &#8381;</span></p><button class="sub-product__button" type="button">заказать</button></li><li class="sub-products__item"><h2 class="sub-product__heading">питьевая вода</h2><p class="sub-product__desc"><span class="sub-product__value">5 литров</span><span class="sub-product__price">50 &#8381;</span></p><button class="sub-product__button" type="button">заказать</button></li><li class="sub-products__item"><h2 class="sub-product__heading">молоко</h2><p class="sub-product__desc"><span class="sub-product__value">1 литр</span><span class="sub-product__price">100 &#8381;</span></p><button class="sub-product__button" type="button">заказать</button></li><li class="sub-products__item"><h2 class="sub-product__heading">витамины</h2><p class="sub-product__desc"><span class="sub-product__value">1 упаковка (30 г)</span><span class="sub-product__price">300 &#8381;</span></p><button class="sub-product__button" type="button">заказать</button></li></ul><div class="sub-products__gift-card"><p>Закажите все и получите чехол для кота в подарок!</p></div></section><section class="subscribe"><h2 class="subscribe__title">Акции и новинки</h2><div class="subscribe__wrapper"><p>Подпишитесь на наши новости и не пропустите ни одного предложения!</p><form class="subscribe__form" action="https://echo.htmlacademy.ru/" method="post"><label class="visually-hidden" for="subscribe-email">Email</label> <input class="subscribe__field" type="email" name="subscribe-email" id="subscribe-email" placeholder="Ваш e-mail" required> <button class="subscribe__button button" type="submit">Подписаться</button></form></div></section><section class="page__contacts contacts"><h2 class="visually-hidden">Контактная информация</h2><div class="contacts__text-wrapper"><p class="contacts__text">приглашаем к сотрудничеству дилеров!</p><address class="contacts__address"><p>ул. Большая Конюшенная<br>д. 19/8<br>Санкт-Петербург</p></address></div><div class="contacts__location"><img class="contacts__map" src="" alt=""> <img class="contacts__map-pin" src="" alt=""></div></section></main><footer class="page__footer footer"><a class="footer__logo" href="#"><img class="logo-text" src="" alt=""></a><ul class="footer__socials socials"><li class="socials__item"><a class="socials__link" href="#"><img class="socials__icon" src="" alt=""></a></li><li class="socials__item"><a class="socials__link" href="#"><img class="socials__icon" src="" alt=""></a></li><li class="socials__item"><a class="socials__link" href="#"><img class="socials__icon" src="" alt=""></a></li></ul><div class="footer__copyright-wrapper"><p class="footer__copyright" href="#">HTML Academy</p><img class="footer__logo" src="" alt=""></div></footer></body></html>
\ No newline at end of file
+<!DOCTYPE html><html class="page" lang="ru"><head><meta charset="utf-8"><title>CAT ENERGY: интернет магазин питания для котов</title><meta name="viewport" content="width=device-width,initial-scale=1"><meta name="keywords" content="питание, здоровье, кот, кошка, коты, кошки, интернет-магазин"><meta name="description" content="Магазин здорового питания для котов, кошек"><link rel="stylesheet" href="styles/styles.css"><script src="scripts/index.js" defer="defer"></script></head><body class="page__body"><header class="page__header header"><nav class="header__navigation navigation"><a class="header__logo logo" href="#"><img class="logo__mobile" src="" width="" height="" alt="Логотип сайта Кэт Энерджи"> </a><a class="logo-text" href="#"><img src="" alt="Логотип с текстом 'CAT ENERGY'"> </a><button class="button"><span class="visually-hidden">Расскрытие главного меню</span></button><ul class="main-navigation navigation"><li class="navigation__item"><a class="navigation__link" href="#">главная</a></li><li class="navigation__item"><a class="navigation__link" href="#">каталог продукции</a></li><li class="navigation__item"><a class="navigation__link" href="#">подбор программы</a></li></ul></nav></header><main class="page__main"><section class="catalog"><h1 class="catalog__title">Каталог продукции</h1><ul class="catalog__list"><li class="catalog__item product-card"><div class="product-card__image-wrapper"><img class="product-card__image" src="" width="" height="" alt="Cat Energy PRO 500 г"></div><div class="product-card__info-wrapper"><h2 class="product-card__title">Cat energy pro 500 г</h2><div class="product-card__desc-wrapper"><p class="product-card__desc"><span class="product-card__prop">Масса</span><span class="product-card__value">500 г</span></p><p class="product-card__desc"><span class="product-card__prop">Вкус</span><span class="product-card__value">Курица</span></p><p class="product-card__desc"><span class="product-card__prop">Цена</span><span class="product-card__value">700 &#8381;</span></p></div></div><a class="product-card__button" href="#">заказать</a></li><li class="catalog__item product-card"><div class="product-card__image-wrapper"><img class="product-card__image" src="" width="" height="" alt="Cat Energy PRO 500 г"></div><div class="product-card__info-wrapper"><h2 class="product-card__title">Cat energy pro 1000 г</h2><div class="product-card__desc-wrapper"><p class="product-card__desc"><span class="product-card__prop">Масса</span><span class="product-card__value">1000 г</span></p><p class="product-card__desc"><span class="product-card__prop">Вкус</span><span class="product-card__value">Курица</span></p><p class="product-card__desc"><span class="product-card__prop">Цена</span><span class="product-card__value">1000 &#8381;</span></p></div></div><a class="product-card__button" href="#">заказать</a></li><li class="catalog__item product-card"><div class="product-card__image-wrapper"><img class="product-card__image" src="" width="" height="" alt="Cat Energy PRO 500 г"></div><div class="product-card__info-wrapper"><h2 class="product-card__title">Cat energy pro 500 г</h2><div class="product-card__desc-wrapper"><p class="product-card__desc"><span class="product-card__prop">Масса</span><span class="product-card__value">500 г</span></p><p class="product-card__desc"><span class="product-card__prop">Вкус</span><span class="product-card__value">Рыба</span></p><p class="product-card__desc"><span class="product-card__prop">Цена</span><span class="product-card__value">700 &#8381;</span></p></div></div><a class="product-card__button" href="#">заказать</a></li><li class="catalog__item product-card"><div class="product-card__image-wrapper"><img class="product-card__image" src="" width="" height="" alt="Cat Energy PRO 500 г"></div><div class="product-card__info-wrapper"><h2 class="product-card__title">Cat energy pro 1000 г</h2><div class="product-card__desc-wrapper"><p class="product-card__desc"><span class="product-card__prop">Масса</span><span class="product-card__value">1000 г</span></p><p class="product-card__desc"><span class="product-card__prop">Вкус</span><span class="product-card__value">Рыба</span></p><p class="product-card__desc"><span class="product-card__prop">Цена</span><span class="product-card__value">1000 &#8381;</span></p></div></div><a class="product-card__button" href="#">заказать</a></li><li class="catalog__item card"><h2 class="card__heading">Показать еще 100500 товаров</h2><p>Показать еще 100500 товаров</p><a class="card__button" href="#">показать все</a></li></ul></section><section class="sub-products"><h2 class="sub-products__title">Дополнительные товары</h2><ul class="sub-products__list"><li class="sub-products__item sub-product"><h2 class="sub-product__heading">Сахарозаменитель</h2><p class="sub-product__desc"><span class="sub-product__value">1 упаковка (100 г)</span><span class="sub-product__price">200 &#8381;</span></p><button class="sub-product__button" type="button">заказать</button></li><li class="sub-products__item"><h2 class="sub-product__heading">питьевая вода</h2><p class="sub-product__desc"><span class="sub-product__value">5 литров</span><span class="sub-product__price">50 &#8381;</span></p><button class="sub-product__button" type="button">заказать</button></li><li class="sub-products__item"><h2 class="sub-product__heading">молоко</h2><p class="sub-product__desc"><span class="sub-product__value">1 литр</span><span class="sub-product__price">100 &#8381;</span></p><button class="sub-product__button" type="button">заказать</button></li><li class="sub-products__item"><h2 class="sub-product__heading">витамины</h2><p class="sub-product__desc"><span class="sub-product__value">1 упаковка (30 г)</span><span class="sub-product__price">300 &#8381;</span></p><button class="sub-product__button" type="button">заказать</button></li></ul><div class="sub-products__gift-card"><p>Закажите все и получите чехол для кота в подарок!</p></div></section><section class="subscribe"><h2 class="subscribe__title">Акции и новинки</h2><div class="subscribe__wrapper"><p>Подпишитесь на наши новости и не пропустите ни одного предложения!</p><form class="subscribe__form" action="https://echo.htmlacademy.ru/" method="post"><label class="visually-hidden" for="subscribe-email">Email</label> <input class="subscribe__field" type="email" name="subscribe-email" id="subscribe-email" placeholder="Ваш e-mail" required> <button class="subscribe__button button" type="submit">Подписаться</button></form></div></section><section class="page__contacts contacts"><h2 class="visually-hidden">Контактная информация</h2><div class="contacts__text-wrapper"><p class="contacts__text">приглашаем к сотрудничеству дилеров!</p><address class="contacts__address"><p>ул. Большая Конюшенная<br>д. 19/8<br>Санкт-Петербург</p></address></div><div class="contacts__location"><img class="contacts__map" src="" alt=""> <img class="contacts__map-pin" src="" alt=""></div></section></main><footer class="page__footer footer"><a class="footer__logo" href="#"><img class="logo-text" src="" alt=""></a><ul class="footer__socials socials"><li class="socials__item"><a class="socials__link" href="#"><img class="socials__icon" src="" alt=""></a></li><li class="socials__item"><a class="socials__link" href="#"><img class="socials__icon" src="" alt=""></a></li><li class="socials__item"><a class="socials__link" href="#"><img class="socials__icon" src="" alt=""></a></li></ul><div class="footer__copyright-wrapper"><p class="footer__copyright" href="#">HTML Academy</p><img class="footer__logo" src="" alt=""></div></footer></body></html>
\ No newline at end of file
