.gototop {
  width: 50px;
  height: 50px;
  position: fixed;
  right: 20px;
  z-index: 99;
  text-align: center;
  line-height: 50px;
  -webkit-box-shadow: 0 10px 20px 0 rgba(0, 0, 0, 0.2);
  box-shadow: 0 10px 20px 0 rgba(0, 0, 0, 0.2);
  bottom: -100px; }
  .gototop.active {
    bottom: 20px; }
  .gototop span {
    font-size: 20px;
    color: #fff; }

.botao-galeria-esq {
  width: 50px;
  height: 50px;
  position: absolute;
  z-index: 99;
  text-align: center;
  -webkit-box-shadow: 0 10px 20px 0 rgba(0, 0, 0, 0.2);
  box-shadow: 0 10px 20px 0 rgba(0, 0, 0, 0.2); }
  .gototop.active {
    bottom: 20px; }
  .gototop span {
    font-size: 20px;
    color: #fff; }