.elevator-up:hover {
color: #fff !important;
background-color: #FFCC01;
text-decoration: none;
}
.elevator-up {
display: none;
position: fixed;
bottom: 1rem;
right: 1rem;
width: 3.2rem;
height: 3.2rem;
line-height: 3.2rem;
font-size: 1.4rem;
color: #fff;
background-color: rgba(0,0,0,0.3);
text-decoration: none;
border-radius: 3.2rem;
text-align: center;
cursor: pointer;
}