.logo {
    width: 6vh;
    min-width: 50px;
    height: 6vw;
    min-height: 50px;
    margin: 0;
    padding: 0;
}

#servicios .grid > div:last-child {
  grid-column: span 3 / span 3;
  text-align: left;
}

/* Screen reader only utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.sr-only:focus, .sr-only:active {
  position: static;
  width: auto;
  height: auto;
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
}

/* Button hover animation using Animate.css */
.btn-shimmer:hover {
  animation: pulse 1s infinite;
}

/* Back to top button visibility */
#backToTopBtn.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}