* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html,
body {
    height: 100%;
}

body {
    font-family: Arial, sans-serif;
    background-color: #CAE3EE;
    color: #333;
    position: relative;
}

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

.ebook {
    display: grid;
    place-items: center;
    height: 100vh;
}

.ebook-1,
.ebook-2 {
    height: 98%;
}


.ebook-2 {
    display: none;
}

.reset {
    position: absolute;
    top: 10%;
    right: 0;
    background: #388e3c;
    color: #fff;
    padding: 10px 5px 10px 10px;
    border-radius: 8px 0 0 8px;
    transition: all 300ms ease-in-out;
    cursor: pointer;
}

.reset:hover {
    background-color: #1b5e20;
}

.reset svg {
    width: 30px;
    height: 30px;
}