.topo-listagem{
    width: 100%;
    margin: 0 auto;
    height: 40vw;
    max-height: 400px;
    opacity: 1;
    filter: brightness(0.5);
}
.register-link{
    color: #ff0000 !important; 
    border: none; 
    padding: 5px 10px; 
    border-radius: 20px; 
    font-weight: bold; 
    cursor: pointer;
    text-decoration: none;
}