.footer {
  margin-top: 0;
  padding-top: 60px;
  padding-bottom: 60px;
  font-size: 1.1em;
}

#quarto-back-to-top {
  font-size: 0 !important;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  text-align: center;
  line-height: 45px;
  padding: 0 !important;
  position: fixed !important;
  bottom: 25px;
  right: 25px;
  background-color: white;
  border: 1px solid #e0e0e0;
  color: #555;
  box-shadow: 0 2px 5px rgba(0,0,0,0.08);
  transition: all 0.3s ease;
  opacity: 0.8;
}

#quarto-back-to-top i {
  font-size: 1.2rem !important;
  vertical-align: middle;
  margin: 0 !important;
}

#quarto-back-to-top:hover {
  background-color: #f8f9fa;
  opacity: 1;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Segoe UI', sans-serif !important;
}

* {
  font-family: 'Calibri', sans-serif !important;
}