@import url('https://fonts.googleapis.com/css2?family=Roboto&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Poppins&display=swap');

body {
    margin: 0;
    width: 100%;
    overflow-x: hidden;
}

.firstPage {
    height: 100vh;
    display: flex;
    flex-direction: column;
    width: 100%;
    overflow: hidden;
}


.firstPage > .mainContent >  .left {
    width: 50%;
    justify-content: center;
    align-items: left;
    font-family: 'Roboto', sans-serif;
    display: flex;
    flex-direction: column;
    letter-spacing: .2px;
    height: 100%;
    padding-left: 200px;
}

.firstPage > .mainContent > .left > h1 {
    font-family: 'Poppins', sans-serif;
    font-size: 5em;
    padding-bottom: 0;
    margin-bottom: .5em;
    margin-top: 0;
}


.firstPage > .mainContent > .left > .sub {
    font-size: 2em;
    color: rgba(0, 0, 0, .7);
}

.firstPage > .mainContent > .right {
    height: 100%;
}

.firstPage > .mainContent {
    width: 100%;
    height: 100vh;
    display: flex; 
    justify-content: center;
    align-items: center;
}

.firstPage > .bottom {
    height: 0vh;
    width: 100%;
    text-align: center;
    display: flex;
    position: relative;
    top: -10px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-family: 'Poppins', sans-serif; 
    font-weight: bold;
    display: none;
    padding-bottom: 20px;
}

.firstPage > .bottom > img {
    width: 3%;
    animation: bounce 2s ease forwards infinite;
}

@keyframes bounce {
    0% {
        transform: scaleY(1);
    }
    50% {
        transform: scaleY(1.1);
    }
    100% {
        transform: scaleY(1);
    }
}

.buttons {
    padding-top: 40px;
}

.right {
    width: 50%;
    height: 100vh;
    display: flex; 
    justify-content: center;
    align-items: center;
}

.covers {
    width: 40%;
    height: 100vh;
    overflow: hidden;
    display: grid;
    align-items: center;    
    grid-auto-columns: 100%;
}

.oneCover {
    width: 100%;
    object-fit: revert;
    display: flex;
    justify-content: center;
    flex-direction: column;
    opacity: 0;
    transition: .3s opacity ease;
    z-index: 1;
}

.activeCover {
    opacity: 1;
    z-index: 100;
}
  
.covers > * {
    grid-column-start: 1;
    grid-row-start: 1;
}

.cover {
    width: 100%;
    display: flex;
    flex-direction: column;
    border-radius: 20px;
    box-shadow: 0px 0px 5px gray;
    text-align: right;
    background-size: cover;
    background-position: center;
    aspect-ratio: 600/900;
    justify-content: center;
}

.oneCover > a {
    font-weight: bolder;
    text-decoration: none;
    font-family: 'Poppins', sans-serif;
    width: auto;
    color: black;
}

.directLink {
    color: rgba(0, 0, 0, .5);
    font-family: "Poppins", sans-serif;
    word-wrap: break-word;
}

.page {
    min-height: 100vh;
    width: 100%;
    padding-left: 5%;
    font-family: "Poppins", sans-serif;
}

.page > h1 {
    padding-top: 10vh;
    font-size: 75px;
}

.page > p {
    font-size: 40px;
    width: 70%;
}

.page > ol {
    width: 90%;
}

.page > h2 {
    font-size: 60px;
}

ol > li {
    font-size: 30px;
}

button {
    background-color: #0a6bff;
    border-radius: 4px;
    border: 0;
    box-shadow: rgba(1,60,136,.5) 0 -1px 3px 0 inset,rgba(0,44,97,.1) 0 3px 6px 0;
    box-sizing: border-box;
    color: #fff;
    cursor: pointer;
    font-family: "Space Grotesk",-apple-system,system-ui,"Segoe UI",Roboto,Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";
    font-size: 18px;
    font-weight: 700;
    line-height: 24px;
    margin: 0;
    min-height: 56px;
    min-width: 120px;
    padding: 16px 20px;
    position: relative;
    text-align: center;
    user-select: none;
    -webkit-user-select: none;
    touch-action: manipulation;
    vertical-align: baseline;
    transition: all .2s cubic-bezier(.22, .61, .36, 1);
    margin-right: 40px;
}

button:hover {
    background-color: #065dd8;
    transform: translateY(-2px);
}

@media (min-width: 768px) {
    button {
        padding: 16px 44px;
        min-width: 150px;
    }
}