style.css

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    border: none;
    outline: none;
    text-decoration: none;
    text-transform: capitalize;
    transition: all 0.2s ease;
    user-select: none;
    font-family: Georgia, 'Times New Roman', Times, serif;
}

/* ----------------- custom variable ---------------------------- */
:root {
    --aqua: rgb(2, 84, 90);
    --light-aqua: rgb(54, 203, 214);
    --black: #070606;
    --light-black: #3d3c3c;
    --border: 1px solid #080606;
    --white: #fff;
    --box-shadow: 0 0.5rem 0.5rem rgba(0, 0, 0, 0.1);
}

html {
    font-size: 62.5%;
    overflow-x: hidden;
    scroll-padding-top: 5rem;
    scroll-behavior: smooth;

}

html::-webkit-scrollbar {
    width: 1rem;
}

html::-webkit-scrollbar-track {
    background: transparent;
}

html::-webkit-scrollbar-thumb {
    background: var(--black);
}


.btn {
    background: var(--aqua);
    color: var(--white);
    padding: 1rem 2rem;
    margin-top: 1rem;
    border-radius: 0.5rem;
    font-size: 1.7rem;
    cursor: pointer;
    transition: all 0.3s ease-in;
}

.btn:hover {
    background: var(--light-aqua);
    color: var(--light-black);
}


section {
    padding: 1.8rem 13rem;
}


/* ------------------------------ header section  ------------------------------- */

.header .header-div {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #fff;
    padding: 1.8rem 13rem;

}

.header .header-div .logo {
    font-size: 2.7rem;
    font-weight: bold;
    color: var(--light-black);
}

.header .header-div .logo i {
    color: var(--light-aqua);
}

.header .header-div .form-search {
    width: 35rem;
    height: 4rem;
    background: var(--white);
    border: var(--border);
    border-radius: .8rem;
    display: flex;
    align-items: center;
    overflow: hidden;
}


.header .header-div .form-search input {
    font-size: 1.4rem;
    width: 100%;
    height: 100%;
    color: var(--black);
    padding: 0 1.3rem;
    text-transform: none;
}

.header .header-div .form-search label {
    color: var(--black);
    font-size: 1.8rem;
    font-weight: bold;
    padding-right: 1.2rem;
}

.header .header-div .form-search label:hover {
    color: var(--light-aqua);
}

.header .header-div .icon-btns div,
.header .header-div .icon-btns a {
    font-size: 1.8rem;
    color: var(--light-black);
    cursor: pointer;
    margin-left: 1.3rem;

}

.header .header-div .icon-btns a {
    text-decoration: none;
}

.header .header-div .icon-btns div:hover,
.header .header-div .icon-btns a:hover {
    color: var(--light-aqua);
}

#search-btn {
    display: none;
}

.header .header-link {
    background: var(--light-aqua);
}

.header .header-link .navbar {
    text-align: center;
}

.header .header-link .navbar a {
    color: var(--white);
    display: inline-block;
    padding: 1.2rem;
    font-size: 1.8rem;
    font-weight: bold;
}

.header .header-link .navbar a:hover {
    color: var(--light-black);
}



.header .header-link.active {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 999;
}


/* ------------------------------------- home section styling here ---------------------------- */
.home {
    background: url(./img/bg.jpg) no-repeat;
    background-size: cover;
    background-position: center;
}

.home .row {
    display: flex;
    align-items: center;
    margin-top: 5rem;
    flex-wrap: wrap;
    gap: 6em;
}


.home .row .row-text {
    flex: 1 1 42rem;
}


.home .row .row-book {
    flex: 1 1 42rem;
    text-align: center;
    margin-top: 5.5rem;

}

.home .row .row-book a img {
    height: 25rem;
    margin: 0.7rem;
}

.home .row .row-book a:hover img {
    transform: scale(0.9);
}


.home .row .row-book hr {
    width: 90%;
    margin-left: 3rem;
    height: 1rem;
    background-color: var(--aqua);
    box-shadow: var(--box-shadow);
    border-radius: 50%;
    margin-top: -0.7rem;

}

.home .row .row-text h2 {
    color: var(--black);
    font-size: 4rem;
    font-weight: 800;
}

.home .row .row-text p {
    color: var(--light-black);
    font-size: 1.6rem;
    line-height: 2;
    padding: 1rem;
    margin-bottom: 1rem;
}


/* ------------------------------ support icon section styling here --------------------------------- */

.icon-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(25rem, 1fr));
    gap: 1.5rem;
    margin-top: 8rem;
    padding: 8rem 13rem;
    background: #faf5f5;
    background: linear-gradient(50deg, #abdcf3 20%, #eee 30%);
    box-shadow: var(--box-shadow);
}

.icon-section .icons {
    display: flex;
    align-items: center;
    gap: 1.7rem;
    padding: 2.2rem 0;
}

.icon-section .icons i {
    font-size: 3.6rem;
    color: var(--aqua);
}

.icon-section .icons p {
    font-size: 1.5rem;
    color: var(--light-black);
}


/* ------------------------------------------ Listed Book Section ----------------------------------- */



.heading {
    text-align: center;
    position: relative;
    margin: 5rem 0;
}

.heading span {
    font-size: 3rem;
    padding: 3rem 2rem;
    color: var(--black);
    background: #fff;
}

.listed-book {
    padding-bottom: 12rem;
    margin-top: 3rem;
}

.listed-book .listed-book-slider .box {
    width: 25rem;
    margin: 3rem 0;
    position: relative;
    overflow: hidden;
    border: var(--border);
    text-align: center;
    padding: 3rem 0;
    cursor: grabbing;
}

.listed-book .listed-book-slider .box:hover {
    border: 0.01rem solid var(--aqua);
    padding: 3rem;
    margin: 2rem 0;
}

.listed-book .listed-book-slider .box .image {
    padding: 1rem;
    background: linear-gradient(15deg, #eeebeb 30%, #fff 30%);
    object-position: center;
    object-fit: cover;
}

.listed-book .listed-book-slider .box .image img {
    height: 30rem;
    max-width: 100%;
}

.listed-book .listed-book-slider .box .icons {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    background: #fff;
    z-index: 1;
    transform: translateY(-100%);
}

.listed-book .listed-book-slider .box:hover .icons {
    transform: translateY(0%);
}

.listed-book .listed-book-slider .box .icons a {
    color: var(--black);
    font-size: 2.3rem;
    margin: 1rem;
    padding: 1rem;
}



.listed-book .listed-book-slider .box .icons a:hover {
    background-color: var(--aqua);
    color: #fff;
}

.listed-book .listed-book-slider .box .content {
    background-color: #eee;
    padding: 1.5rem;
}

.listed-book .listed-book-slider .box .content .price {
    font-size: 2.3rem;
    color: var(--black);
    padding-bottom: 2rem;
}

.listed-book .listed-book-slider .box .content .price span {
    text-decoration: line-through;
    font-size: 1.6rem;
    color: var(--light-black);
}


/* -----------------------------newsletter section styles ------------------------------------------ */

.newsletter {
    padding: 0rem 13rem;
    padding-bottom: 4rem;
    margin-top: 4rem;
    background: linear-gradient(50deg, #abdcf3 20%, #eee 30%);
    box-shadow: var(--box-shadow);
}

.newsletter form {
    max-width: 45rem;
    margin: auto;
    text-align: center;
    padding: 6rem 0;

}


.newsletter form h2 {
    font-size: 2.3rem;
    color: var(--light-black);
    font-weight: 600;
    padding-bottom: .9rem;
}

.newsletter form .box {
    width: 100%;
    margin: .7rem 0;
    font-size: 1.7rem;
    padding: 1rem 1.2rem;
    color: var(--black);
    border-radius: 0.5rem;
    text-transform: none;
    border-bottom: 0.1rem solid var(--light-black);
    background: var(--light-aqua);
}



/* -------------------------------------------- Review Section Styling here  -------------------------------------- */
.review {
    padding: 4rem 0rem;
    padding-left: 1rem;
    padding-right: 1rem;
    overflow: hidden;
    margin-top: 4rem;

}

.review .reviews-slider .box {
    width: 20rem;
    margin: 4rem 0;
    position: relative;
    overflow: hidden;
    border: var(--border);
    text-align: center;
    padding: 3rem 2rem;
    cursor: grabbing;
}


.review .reviews-slider .box:hover {
    padding: 3rem;
}

.review .reviews-slider .box h3 {
    color: var(--black);
    font-size: 2.3rem;
    padding: 3rem 0;
}

.review .reviews-slider .box p {
    color: var(--light-black);
    font-size: 1.2rem;
    padding: 0.7rem 0;
    line-height: 2;
}

.review .reviews-slider .box .stars i {
    font-size: 1.4rem;
    color: var(--aqua);
}



/* --------------------------------------------  Footer Section Styling here  -------------------------------------- */


footer {
    padding: 10rem 13rem 4rem;
    margin-top: 3rem;
    background: linear-gradient(50deg, #abdcf3 20%, #eee 30%);

}


.footer .box-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(25rem, 1fr));
    gap: 1.5rem;
}

.footer .box-container .box h3 {
    font-size: 2.3rem;
    color: var(--black);
    padding: 1rem 0;
}

.footer .box-container .box a {
    display: block;
    font-size: 1.5rem;
    color: var(--light-black);
    padding: 1rem 0;
}

.footer .box-container .box a i {
    color: var(--aqua);
    padding-right: 0.5rem;
}


.footer .box-container .box a:hover i {
    padding-right: 2rem;
}


.footer .copy {
    border-top: var(--border);
    margin-top: 2rem;
    padding: 2rem 1rem;
    font-size: 2rem;
    color: var(--light-black);
    text-align: center;

}

.footer .copy span {
    color: var(--aqua);
}


.footer .box-container .contact a {
    text-transform: none !important;
}





/* -------------------------------------- login-form styling ---------------------------------*/

.login-form-container {
    width: 100%;
    height: 100%;

    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(250, 250, 250, 0.979);
    position: fixed;
    top: 0;
    right: -105%;
    z-index: 999;

}

.login-form-container.active {
    right: 0;
}


.login-form-container form {
    background: var(--white);
    border: var(--border);
    width: 45rem;
    padding: 2rem;
    margin: 2rem;
    border-radius: 0.7rem;
}

.login-form-container form h2 {
    font-size: 2.7rem;
    text-transform: uppercase;
    color: var(--black);
    text-align: center;
}

.login-form-container form label {
    display: block;
    font-size: 2rem;
    padding-top: 1.5rem;
}

.login-form-container form .input-box {
    width: 100%;
    color: var(--black);
    margin: 1rem 0;
    font-size: 1.7rem;
    border-radius: 0.5rem;
    text-transform: none;
    padding: 1.1rem;
    font-weight: 500;
    border-bottom: 0.1rem solid var(--light-black);

}

.login-form-container form .checkbox {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 0;
}

.login-form-container form .checkbox label {
    font-size: 1.6rem;
    color: var(--light-black);
    cursor: pointer;
}

.login-form-container form .btn {
    width: 100%;
    text-align: center;
    margin: 1.5rem 0;
}

.login-form-container form p {
    color: var(--light-black);
    font-size: 1.6rem;
    padding-top: 0.8rem;
}

.login-form-container form p a {
    color: var(--aqua);
    text-decoration: underline;
}

.login-form-container form p a:hover {
    color: var(--light-aqua);
}


/* ------------------------------------------ close login btn --------------------------------------- */
.login-form-container #close-login-btn {
    position: absolute;
    top: 1.5rem;
    right: 2.5rem;
    font-size: 3rem;
    color: var(--black);
    cursor: pointer;
}












/* ------------------------------------------- footer nav links styles ----------------------------------- */

.footer-nav {
    text-align: center;
    background: var(--aqua);
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 999;
    display: none;
}


.footer-nav a {
    font-size: 2rem;
    color: var(--white);
    padding: 2rem;
}

.footer-nav a:hover {
    background: var(--light-black);
}








/* ------------------------------- media query  --------------------------------------- */

@media(max-width: 991px) {
    html {
        font-size: 55%;
    }

    .header .header-div {
        padding: 2rem;
    }

    section {
        padding: 2rem;
    }

    section {
        padding: .8rem 7rem;
    }
}

@media(max-width: 768px) {

    /* html {
        scroll-padding-top: 0;
    } */

    body {
        padding-bottom: 6rem;
    }

    .header .header-link {
        display: none;
    }

    .header .header-div {
        box-shadow: var(--box-shadow);
        position: relative;
    }

    .header .header-div .form-search {
        position: absolute;
        width: 90%;
        top: -110%;
        right: 1.5rem;
        box-shadow: var(--box-shadow);
    }

    .header-div .form-search.active {
        top: 110%;
    }

    .home .row .row-text {
        text-align: center;
    }

    .home .row .row-text h2 {
        font-size: 3.6rem;
    }

    #search-btn {
        display: inline-block;
    }

    .footer-nav {
        display: block;
        text-decoration: none
    }

    .footer .copy {
        margin-top: 1.2rem;
        padding: 2rem 1rem;
        font-size: 1.5rem;
    }


}

@media(max-width: 450px) {
    html {
        font-size: 50%;
    }

    .review .reviews-slider .box {
        width: 23rem;
        padding: auto;
    }

}