@import url('../assets/fontes/fontes.css');
@import url('variaveis.css');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
    scroll-padding: 3rem;
    font-family: 'Playfair Display';
}

body {
    margin: 0;
    padding: 0;
}

.navbar {
    position: fixed;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 15px 20%;
    background-color: var(--branco);
}

.menu-icon svg {
    width: 25px;
    height: 25px;
    fill: var(--marrom-principal);
    cursor: pointer;
}

.logo {
    width: auto;
    height: 65px;
}

.logo img {
    width: 100%;
    height: 100%;
    max-height: 65px;
    object-position: center;
    object-fit: contain;
}

.nav-btns {
    display: flex;
    justify-content: center;
    align-items: center;
    grid-gap: 25px;
}

.nav-btns a svg {
    width: 20px;
    height: 18px;
    fill: var(--marrom-principal);
}

.nav-btns a svg:hover {
    fill: var(--amarelo-secundario);
}

.nav-search.hidden {
    display: none;
}

.nav-search.visible {
    display: flex;
    align-items: center;
}

#search-input {
    padding: 0.5rem;
    border: 1px solid var(--amarelo-secundario);
    border-radius: 4px;
    outline: none;
}

#search-form button {
    padding: 0.5rem;
    border: none;
    background: none;
    cursor: pointer;
}

#search-form button svg {
    font-size: var(--fonte-tamanho-p);
    color: var(--amarelo-secundario);
}

.nav-cart {
    position: relative;
}

.nav-cart span {
    position: absolute;
    right: -8px;
    top: -12px;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 16px;
    height: 16px;
    padding-bottom: 2px;
    border-radius: 50%;
    font-size: 0.6rem;
    font-weight: var(--fonte-espessura-semibold);
    color: var(--branco);
    background-color: var(--marrom-claro);
}

.side-menu {
    position: fixed;
    left: -100%;
    top: 0px;
    z-index: 110;
    width: 100%;
    max-width: 300px;
    height: 100%;
    box-shadow: 2px 2px 30px rgba(0,0,0,0.06);
    transition: all ease 0.6s;
    overflow-y: auto;
}

.side-menu::before {
    content: '';
    position: fixed;
    left: 0px;
    top: 0px;
    z-index: -1;
    display: none;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.1);
}

.menu-container {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: flex-start;
    flex-direction: column;
    background-color: var(--branco);
}

.menu-btn {
    display: none;
}

.menu-btn:checked ~.side-menu {
    left: 0%;
}

.menu-btn:checked ~.side-menu::before {
    display: block;
}

.menu {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    width: 100%;
    height: 100%;
    background-color: var(--branco);
}

.side-menu strong {
    display: block;
    margin: 10px;
    padding: 5px 20px;
    border-radius: 20px;
    font-size: var(--fonte-tamanho-pp);
    font-weight: var(--fonte-espessura-semibold);
    color: var(--branco);
    background-color: var(--marrom-claro);
}

.close-btn {
    position: absolute;
    right: 10px;
    top: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-weight: var(--fonte-espessura-extrabold);
    background-color: var(--cinza);
    cursor: pointer;
}

.close-btn:hover svg, .menu-icon:hover svg {
    fill: var(--amarelo-secundario);
}

.menu {
    display: block;
    width: 100%;
}

.menu li a {
    display: flex;
    width: 100%;
    margin: 0px;
    padding: 20px;
    border-bottom: 1px solid #f3f3f3;
    text-decoration: none;
    font-weight: var(--fonte-espessura-semibold);
    color: #383838;
    transition: all ease 0.3s;
}

.menu li a:hover {
    color: var(--amarelo-secundario);
}

.home {
    display: grid;
    align-items: center;
    min-height: 650px;
    gap: 1.5rem;
    margin-left: 20%;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.home-text h1 {
    font-size: 3.5rem;
    font-weight: var(--fonte-espessura-extrabold);
    color: var(--marrom-principal);
}

.home-text p {
    max-width: 300px;
    margin: 1rem 0 1.5rem;
    font-family: 'Roboto';
    font-size: var(--fonte-tamanho-pp);
}

.btn, .btn2 {
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 160px;
    column-gap: 0.5rem;
    padding: 10px;
    border-radius: 2rem;
    text-decoration: none;
    background: var(--amarelo-secundario);
}

.btn:hover, .btn2:hover, .btn3:hover {
    background-color: var(--amarelo-claro2);
}

.btn span, .btn2 span {
    font-family: 'Roboto';
    color: var(--branco);
}

.btn ion-icon, .btn2 ion-icon {
    padding: 5px;
    color: var(--branco);
    transform: rotate(60deg);
}

.home-img {
    width: 100%;
    max-width: 500px;
    margin-top: 4rem;
}

.heading {
    display: flex;
    align-items: center;
    flex-direction: column;
    margin-bottom: 3rem;
    margin-top: 3rem;
    text-align: center;
}

.heading h1 {
    font-size: 3rem;
    font-weight: var(--fonte-espessura-extrabold);
    color: var(--marrom-principal);
}

.heading h2 {
    font-size: var(--fonte-tamanho-gg);
    font-weight: var(--fonte-espessura-extrabold);
    color: var(--marrom-principal);
}

.form {
    position: fixed;
    left: 0px;
    top: 0px;
    z-index: 102;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.2);
}

.login-form,
.signup-form {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center; 
    width: 100%;
    max-width: 420px;
    padding: 20px 10px;
    border-radius: 5px;
    background-color: var(--marrom-claro);
    box-shadow: 2px 2px 30px rgba(0,0,0,0.1);
}

.form-cancel {
    position: absolute;
    right: 20px;
    top: 10px;
    padding: 10px;
    fill: var(--branco);
    cursor: pointer;
}

.login-form strong, 
.signup-form strong {
    margin: 2px 7px 7px 7px;
    font-size: var(--fonte-tamanho-g);
    font-weight: var(--fonte-espessura-medium);
    color: var(--branco);
    letter-spacing: 0.5px;
}

.login-form form, 
.signup-form form{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.login-form input, 
.signup-form input {
    width: 90%;
    height: 45px;
    margin: 6px 0px;
    padding: 0px 10px;
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 7px;
    outline: none;
}

.login-form input::placeholder,
.signup-form input::placeholder {
    color: rgba(0, 0, 0, 0.5);
}

.login-form input[type="submit"],
.signup-form input[type="submit"] {
    margin-top: 10px;
    border: none;
    border-radius: 3px;
    outline: none;
    color: var(--branco);
    background-color: var(--amarelo-secundario);
    box-shadow: 2px 2px 30px rgba(0,0,0,0.1);
    cursor: pointer;
}

.form-btns {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    grid-gap: 10px;
    width: 90%;
    margin-top: 10px;
}

.form-btns a {
    font-size: var(--fonte-tamanho-pp);
    color: var(--amarelo-secundario);
    text-decoration: none;
}

.form-btns a:hover{
    color: var(--amarelo-claro2);
    text-decoration: underline;
}

.form,
.login-form,
.signup-form {
    display: none;
}

.login-active,
.signup-active {
    display: flex;
}

@keyframes fade {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.login-active .login-form,
.signup-active .signup-form {
    display: flex;
    animation: fade 0.4s;
}

.service-content {
    display: grid;
    grid-template-columns: repeat(3,27rem);
    justify-content: center;
    align-content: center;
    max-width: calc(27rem*3+2rem);
    margin: 0 auto;
    gap: 2rem;
    padding: 0 1rem;
}

.service-box {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    row-gap: 1rem;
    padding: 2rem;
    border-radius: 2rem;
    background-color: var(--marrom-claro);
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-swadow 0.3s ease;
}

.service-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    z-index: 0;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 100, 0, 0.1), transparent 100%);
    transform: scale(0);
    transition: transform 0.4s ease;
}

.service-box:hover::before {
    transform: scale(1);
}

.service-box svg,
.service-box p {
    position: relative;
    z-index: 1;
    transition: transform 0.3s ease;
}

.service-box:hover svg {
    transform: scale(1.1);
}

.service-box:hover p {
    transform: translateY(-5px);
}

.service-box svg {
    width: 100px;
    height: 100px;
    object-fit: contain;
    fill: var(--marrom-claro2);
}

.service-box p {
    font-weight: var(--fonte-espessura-semibold);
    color: var(--marrom-claro2);
}

.about {
    height: 70vh;
    margin-bottom: 3rem;
    margin-top: 8rem;
    color: var(--branco);
    background-image: url("https://wallpapers.com/images/high/coffee-background-s3zg0vrvhhihuc8l.webp");
    background-attachment: inherit;
    background-repeat: no-repeat;
    background-size: cover;
}

.about .about-details {
    padding-top: 10%;
}

.heading2 h1 span {
    font-size: 3.5rem;
    font-weight: var(--fonte-espessura-extrabold);
    color: var(--marrom-claro);
}

.heading2 h1 {
    font-size: 3.5rem;
    font-weight: var(--fonte-espessura-extrabold);
    color: var(--amarelo-secundario);
}

.heading2 p {
    margin-top: 1rem;
    font-size: var(--fonte-tamanho-m);
    font-weight: var(--fonte-espessura-semibold);    
    line-height: 1.6;
    color: var(--amarelo-secundario);
}

.about-details, .btn2 {
    width: 50%;
    margin: 50px;
}

.about .social-links-list {
    display: flex;
    gap: 25px;
    margin-top: 1rem;
}

.about .social-links-list .social-link {
    font-size: var(--fonte-tamanho-g);
    color: var(--amarelo-secundario);
}

.about .social-links-list .social-link:hover {
    color: var(--amarelo-claro2);
}

.shop {
    margin-top: 7rem;
}

.shop p {
    font-size: var(--fonte-tamanho-m);
    font-weight: var(--fonte-espessura-semibold);
}

.shop-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(22rem, 1fr));
    justify-items: center;
    align-items: center;
    margin-top: 6rem;
    gap: 1rem;
    padding: 0 1rem;
}

.shop-content .shop-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 30rem;
    margin-top: 1rem;
    padding: 2rem;
    border-radius: 0.5rem;
    text-align: center;
    background: var(--amarelo-claro);
}

.shop-content .shop-box:hover {
    box-shadow: 0 8px 15px rgba(255, 100, 0, 0.2);
    transform: translateY(-10px);
}

.shop-box::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    z-index: 1;
    width: 200%;
    height: 100%;
    background: linear-gradient(
        135deg, 
        rgba(255, 255, 255, 0) 0%, 
        rgba(255, 255, 255, 0.3) 50%, 
        rgba(255, 255, 255, 0) 100%
    );
    transform: translateX(-100%);
    transition: transform 0.5s ease-in-out;
    pointer-events: none;
}

.shop-box:hover::before {
    transform: translateX(100%);
}

.shop-content .shop-box .shop-img {
    width: 250px;
    height: 250px;
    margin-top: -120px;
}

.shop-content .shop-box .shop-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

.stars {
    margin: 1rem 0 0.1rem;
}

.stars ion-icon {
    color: var(--marrom-principal);
}

.shop-content .shop-box h2 {
    margin: 0.2rem 0 0.5rem;
    font-size: var(--fonte-tamanho-m);
    font-weight: var(--fonte-espessura-medium);
    color: var(--marrom-principal);
}

.shop-box .btn3 {
    display: flex;
    align-items: center;
    justify-content: center;
    column-gap: 0.5rem;
    max-width: 160px;
    margin-top: 0.5rem;
    padding: 10px;
    border-radius: 2rem;
    text-decoration: none;
    color: var(--branco);
    background: var(--marrom-principal);
}

.shop-box .btn3:hover {
    background: var(--amarelo-claro2);
}

.review {
    max-width: 550px;
    width: 100%;
    margin: auto;
    margin-top: 5rem;
    margin-bottom: 2rem
}

.review-box {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-bottom: 3.5rem !important;
}

.review-box img {
    width: 150px;
    height: 150px;
    border-radius: 2rem;
    border: var(--borda);
    object-fit: cover;
    object-position: center;
    box-shadow: 0 4px 16px hsla(355, 25%, 15%, 0.1);
}

.review-box h2 {
    margin: 1rem 0;
    font-family: 'Roboto';
    font-size: var(--fonte-tamanho-p);
    font-weight: var(--fonte-espessura-medium);
    color: var(--marrom-principal);
}

.review-box span {
    font-size: var(--fonte-tamanho-g);
    font-weight: var(--fonte-espessura-bold);
    color: var(--marrom-principal);
}

.review-box p {
    margin-top: 1rem;
    font-size: var(--fonte-tamanho-p);
    font-family: 'Roboto';
    color: var(--marrom-principal);
}

.review-box p::before {
    content: '"';
    position: absolute;
    top: 0;
    left: 50px;
    font-size: 3.5rem;
    color: var(--marrom-principal);
}

.swiper-pagination-bullet {
    width: 8px !important;
    height: 8px !important;
    border-radius: 0.2rem !important;
    background: var(--marrom-principal) !important;
    opacity: 1 !important;
}

.swiper-pagination-bullet-active {
    width: 1.5rem !important;
    background-color: var(--amarelo-claro2) !important;
}

.book {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 50vh;
    margin-top: 1rem;
    padding: 40px 20px;
    color: var(--cinza);
}

.book-img {
    position: absolute;
    z-index: -1;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 1rem;
}

.book-overlay {
    content: '';
    position: absolute;
    z-index: -1;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.06);
    border-radius: 1rem;
}

.book-data {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.book-data h2 {
    font-size: var(--fonte-tamanho-gg);
    font-weight: var(--fonte-espessura-bold);
    text-align: center;
}

.book-data form {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 1rem 0;
    padding: 2px 10px;
    border-radius: 2rem;
    background: var(--cinza);
}

.input-box {
    display: flex;
    align-items: center;
    column-gap: 5px;
}

.input-box .bx {
    color: var(--preto);
}

.input-box input {
    width: 100%;
    padding: 15px 0;
    border: none;
    background: transparent;
    outline: none;
}

.book-btn {
    padding: 10px 14px;
    border-radius: 2.5rem;
    font-family: 'Roboto';
    font-size: var(--fonte-tamanho-pp);
    text-decoration: none;
    text-align: center;
    color: var(--cinza);
    background-color: var(--marrom-principal);
}

.book-btn:hover {
    background: var(--amarelo-claro2);
    transition: 0.4s all cubic-bezier(0.075, 0.82, 0.165, 1);
}

.book-data {
    font-size: var(--fonte-tamanho-m);
    font-weight: var(--fonte-espessura-medium);
    text-align: center;
}

.blog {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    padding: 5rem;
}

.blog .blog-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
    gap: 2rem;
    width: 100%;
    max-width: 1200px;
    text-decoration: none;
}

.blog .blog-details .blog-box {
    border: var(--borda);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: auto;
    min-height: 30rem;
    max-height: none;
    box-sizing: border-box;
    overflow: hidden;
    position: relative;
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.6s ease, transform 0.6s ease;
    background-color: var(--branco);
}

.blog .blog-details .blog-box.appear {
    opacity: 1;
    transform: scale(1);
}

.blog .blog-details .blog-box:hover {
    transform: scale(1.05);
    transition: transform 0.3s ease-in-out;
}

.blog .blog-details .blog-box .blog-image {
    height: 15rem;
    overflow: hidden;
    width: 100%;
}

.blog .blog-details .blog-box .blog-image img {
    height: auto;
    max-height: 15rem;
    object-fit: cover;
    width: 100%;
}

.blog .blog-details .blog-content {
    padding: 1rem;
    flex-grow: 1;
}

.blog .blog-details .blog-content .title {
    font-size: var(--fonte-tamanho-m);
    text-decoration: none;
    color: var(--marrom-principal);
}

.blog .blog-details .blog-content span {
    display: block;
    padding-top: 0.5rem;
    font-size: var(--fonte-tamanho-p);
    color: var(--amarelo-secundario);
}

.blog .blog-details .blog-content p {
    padding: 1rem 0;
    font-size: var(--fonte-tamanho-p);
    line-height: 1.5;
    word-wrap: break-word;
}

.blog .blog-details .blog-content .btn {
    position: absolute;
    align-self: flex-start;
    bottom: 1rem;
    right: 1rem;
    margin-top: auto;
    padding: 10px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    text-decoration: none;
    color: var(--branco);
    background-color: var(--amarelo-secundario);
    transition: all 0.3s ease;
}

.blog .blog-details .blog-content .btn:hover {
    background-color: var(--amarelo-claro2);
}

.footer {
    position: relative;
    bottom: 0;
    width: 100%;
    padding: 40px 0;
    background-color: var(--marrom-principal);
}

.footer .social {
    padding-bottom: 25px;
    text-align: center;
    color: var(--branco);
}

.footer .social a {
    display: inline-block;
    width: 42px;
    height: 42px;
    margin: 0 10px;
    border: 2px solid var(--branco);
    border-radius: 2rem;
    font-size: var(--fonte-tamanho-p);
    line-height: 42px;
    text-align: center;
    color: var(--branco);
    transition: 0.3s ease-in-out;
}

.footer .social a:hover {
    color: var(--amarelo-claro2);
    background-color: var(--amarelo-claro2);
}

.footer ul {
    margin-top: 0;
    margin-bottom: 0;
    padding: 0;
    font-size: var(--fonte-tamanho-pp);
    line-height: 1.6;
    text-align: center;
}

.footer ul li a {
    border-bottom: 3px solid transparent;
    color: var(--branco);
    transition: 0.3s ease;
}

.footer ul li {
    display: inline-block;
    padding: 0 15px;
}

.footer .copyright {
    margin-top: 50px;
    font-size: var(--fonte-tamanho-pp);
    text-align: center;
    color: var(--branco);
}

@media (max-width: 1024px) and (min-width: 600px) {
    .navbar {
        padding: 15px 8%;
        justify-content: space-between;
    }

    .home {
        grid-template-columns: 1fr 1fr;
        padding: 10px 5%;
        margin-left: 0;
    }

    .home-text h1 {
        font-size: clamp(2rem, 3vw, 2.8rem);
    }

    .home-img {
        max-width: 350px;
        margin: 2rem auto;
    }

    .service-content {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1rem;
        padding: 0 1rem;
    }

    .shop-content {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1rem;
    }

    .shop-content .shop-box {
        margin-top: 0.5rem;
    }

    .blog .blog-details {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 1rem;
    }

    .form {
        padding: 10px 15px;
    }

    .login-form,
    .signup-form {
        max-width: 90%;
    }

    .footer ul {
        flex-wrap: wrap;
        text-align: center;
    }

    .footer ul li {
        display: block;
        margin-bottom: 10px;
    }

    h1 {
        font-size: clamp(2rem, 5vw, 3rem);
    }

    p {
        font-size: clamp(1rem, 3vw, 1.2rem);
    }
}

@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        align-items: center;
        padding: 10px;
    }

    .nav-btns {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .menu-icon svg {
        width: 30px;
        height: 30px;
    }

    .home {
        grid-template-columns: repeat(2, 1fr);
        padding: 20px 5%;
    }

    .home-text h1 {
        font-size: clamp(2rem, 5vw, 3.5rem);
    }

    .home-text p {
        font-size: clamp(1rem, 2.5vw, 1.2rem);
    }

    .home-img {
        margin-top: 2rem;
        width: 100%;
    }

    .about .about-details {
        width: 90%;
        margin: 10px auto;
    }

    .service-content {
        padding: 0 10px;
    }

    .shop-content .shop-box {
        padding: 1rem;
    }

    .shop-content .shop-box .shop-img {
        width: 200px;
        height: 200px;
    }

    .blog .blog-details {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .blog .blog-details .blog-box {
        min-height: 28rem;
    }

    .footer ul li {
        padding: 5px 0;
    }
}

@media (max-width: 480px) {
    .navbar {
        flex-direction: column;
        align-items: center;
        padding: 5px;
        gap: 5px;
    }

    .nav-btns {
        flex-direction: column;
        gap: 10px;
    }

    .home-text h1 {
        font-size: 1.5rem;
    }

    .service-content {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .shop-content {
        grid-template-columns: 1fr;
    }

    .shop-content .shop-box {
        padding: 0.8rem;
    }

    .blog .blog-details {
        grid-template-columns: 1fr;
        gap: 0.8rem;
    }

    .blog .blog-details .blog-box {
        min-height: unset;
        height: auto;
        padding: 0.8rem;
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
    }

    .blog .blog-details .blog-box .blog-image {
        height: 14rem;
        max-height: none;
    }

    .blog .blog-details .blog-box .blog-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .blog .blog-details .blog-content {
        padding: 0.5rem 0;
    }

    .blog .blog-details .blog-content .title {
        margin-top: 0.5rem;
        font-size: 1rem;
        line-height: 1.2;
    }

    .blog .blog-details .blog-content p {
        font-size: 0.85rem;
        line-height: 1.3;
        margin: 0.5rem 0;
    }

    .blog .blog-details .blog-content .btn {
        margin-top: auto;
        font-size: 0.85rem;
        padding: 6px 10px;
    }

    .footer ul {
        padding: 10px 0;
    }
}

h1 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
}

p {
    font-size: clamp(0.9rem, 2.5vw, 1.2rem);
}

img, .logo img {
    max-width: 100%;
    height: auto;
}

.btn, .btn2, .btn3 {
    width: 100%;
    max-width: 160px;
}