.books-container {
    height: 100%;
    min-height: 100%;
    padding-top: 100px;
    padding-bottom: 100px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin-left: calc(var(--marginall) - 20px);
    margin-right: calc(var(--marginall) - 20px);
}

.float{
	position:fixed;
    z-index: 99999;
	width:10rem;
	height:auto;
	bottom:40px;
	right:11rem;
	-webkit-transition: .3s ease-in-out;
	transition: .3s ease-in-out;
}

.float:hover{
    width: 11rem;
}