style.css

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Poppins", sans-serif;
}

a,
button,
h1,
h2,
h3,
h4 {
    color: rgb(40, 40, 40);
}

nav {
    position: fixed;
    width: 100vw;
    display: flex;

    align-items: center;
    justify-content: space-between;
    padding: 0% 20%;

    min-height: 8vh;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);

    z-index: 10;
}

nav,
a {
    text-decoration: none;
    color: black;
    font-size: 0.9rem;
}

.nav-links a,
.nav-links button {
    margin-left: 2rem;
}

.logo {
    font-size: 1rem;
    font-weight: bold;
}

.buy-button {
    padding: 0.2rem 2rem;
    font-size: 0.6rem;
    color: white;

    background: #3056f5;
    border: none;
    border-radius: 1rem;

    cursor: pointer;
}

/*First Page*/
.first-page {
    min-height: 100vh;
    padding: 0 20%;
    display: flex;

    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.first-page-text {
    z-index: 2;
    text-align: center;
    padding-bottom: 10rem;
}

.first-page-title {
    font-size: 1.5rem;
}

.first-page-subtitle {
    font-size: 3rem;
}

.intro-video {
    position: absolute;
    width: 100%;
}


/* Second Page */
.second-page {
    min-height: 125vh;
    color: rgba(255, 255, 255, 0.6);
    display: flex;

    flex-direction: column;
    position: relative;
    justify-content: center;
}

.smoke-video {
    position: absolute;
    height: 100%;
    width: 100%;

    object-fit: cover;
    z-index: 1;
}

.second-text {
    padding: 5% 35%;
    position: relative;
    font-size: 2.5rem;

    font-weight: bold;
    z-index: 2;
}



/* Third Page */
.third-page {
    position: relative;
    padding: 0% 20%;
}

.product-text-container {
    display: flex;
    justify-content: space-around;
    align-items: center;

    min-height: 100vh;
    background: white;
}

.phone-size {
    font-size: 2rem;
    font-weight: bold;
}

.pro-size {
    text-align: right;
}

.max-size {
    text-align: left;
}

.product-images {
    position: absolute;
    top: 50%;
    left: 50%;

    transform: translate(-50%, -50%);
    width: 51%;
}

.large-phone {
    position: relative;
    z-index: 1;
    transform: translateX(40%) scale(0.8);
}

.small-phone {
    position: relative;
    z-index: 2;
    transform: translateX(-40%) scale(0.8);
}

.retina-line {
    position: absolute;
    bottom: 0;
    left: 50%;

    transform: translate(-50%, -15%);
    font-size: 0.8rem;
    font-weight: bold;
}


.product-text-left {
    margin-right: 15%;
}

.product-text-right {
    margin-left: 15%;
}




/* forth page */
.forth-page {
    min-height: 100vh;
    display: flex;
    position: relative;

    margin-top: 15%;
    overflow-x: hidden;
}

.purchase-left {
    display: flex;
    flex-direction: column;
    overflow: hidden;

    align-items: center;
    justify-content: center;
    background: white;

    flex: 1;
}

.phone-gallery {
    display: flex;
    align-self: flex-start;
}

.phone-gallery img {
    transform: scale(0.7);
}

.phone-gallery-container {
    min-width: 50vw;
    display: flex;
    align-items: center;

    justify-content: center;
}

.swatch-container {
    text-align: center;
}

.swatch-container span {
    font-size: 0.8rem;
}

.swatches img {
    padding: 0.5rem 0.3rem;
    cursor: pointer;
}

/* Purchase right */
.purchase-right {
    flex: 1;
    position: relative;
    background: black;
}

.purchase-right img {
    position: absolute;
    bottom: 0;
    left: 50%;

    transform: translate(-50%, 0%) scale(0.6);
    transform-origin: bottom;
}


/* fifth page */
.fifth-page {
    min-height: 100vh;
}

.product-video {
    position: absolute;
    height: 100vh;
    width: 100%;

    object-fit: cover;
    z-index: 1;
}

.product-info-container {
    position: relative;
    z-index: 2;
    color: white;

    display: flex;
    align-items: center;
    min-height: 100vh;

    justify-content: space-between;
    padding: 0% 10rem;
}


.right-info,
.left-info {
    width: 30%;
    line-height: 23px;
}

.left-info h4,
.right-info h4 {
    padding: 3rem 0rem;
    color: rgb(193, 193, 193);
}

.left-info span,
.right-info span {
    font-size: 1.2rem;
    color: rgb(210, 210, 210);
}

.blue {
    z-index: 1;
}

.right-info {
    margin-right: -14%;
}



/* sixth page */
.sixth-page {
    min-height: 100vh;
    display: flex;
    justify-content: space-between;
    
    position: relative;
    padding: 10% 20%;
    margin: 10% 0;

}

.portrait {
    height: 100vh;
}

.photo-title {
    font-size: 1.5rem;
}

.photo-subtitle {
    font-size: 2rem;
}

.phone-video {
    position: absolute;
    bottom: -5%;
    left: 30%;
    
    z-index: 2;
    /* transform: translate(-40%, 0%); */
}

.phone-video img,
.phone-video video {
    position: absolute;
}

.phone-video img {
    z-index: 2;
    bottom: 0;
    left: 0;

    transform: scale(0.7);
}

.phone-video video {
    left: 1rem;
    bottom: 1rem;
    transform: scale(0.72);

    border-radius: 2rem;
}