footer {
  background-color: #333;
  color: #fff;
  padding: 20px 0;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.footer-section {
  flex: 1 1 calc(25% - 30px);
  margin: 15px;
  min-width: 200px;
}

.footer-section h3 {
  font-size: 18px;
  margin-bottom: 10px;
  border-bottom: 2px solid #555;
  padding-bottom: 5px;
}

.footer-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-section ul li {
  margin-bottom: 8px;
}

.footer-section ul li a {
  color: #fff;
  text-decoration: none;
  transition: color 0.3s;
}

.footer-section ul li a:hover {
  color: #ccc;
}

.footer-section .social-links {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 10px;
}

.footer-section .social-links a {
  color: #fff;
  text-decoration: none;
  font-size: 20px;
  transition: color 0.3s;
}

.footer-section .social-links a:hover {
  color: #ccc;
}

.footer-bottom {
  text-align: center;
  margin-top: 20px;
  border-top: 1px solid #555;
  padding-top: 10px;
  font-size: 14px;
}

@media (max-width: 768px) {
  .footer-section {
    flex: 1 1 100%;
    text-align: center;
  }
}

ul {
  list-style: none;
}

.example-2 {
  display: flex;
  align-items: center;
}
.example-2 .icon-content {
  margin: 0 10px;
  position: relative;
}
.example-2 .icon-content .tooltip {
  position: absolute;
  top: -30px;
  left: 50%;
  transform: translateX(-50%);
  color: #fff;
  padding: 6px 10px;
  border-radius: 5px;
  opacity: 0;
  visibility: hidden;
  font-size: 14px;
  transition: all 0.3s ease;
}
.example-2 .icon-content:hover .tooltip {
  opacity: 1;
  visibility: visible;
  top: -50px;
}
.example-2 .icon-content a {
  position: relative;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  color: #4d4d4d;
  background-color: #fff;
  transition: all 0.3s ease-in-out;
}
.example-2 .icon-content a:hover {
  box-shadow: 3px 2px 45px 0px rgb(0 0 0 / 12%);
}
.example-2 .icon-content a svg {
  position: relative;
  z-index: 1;
  width: 30px;
  height: 30px;
}
.example-2 .icon-content a:hover {
  color: white;
}
.example-2 .icon-content a .filled {
  position: absolute;
  top: auto;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 0;
  background-color: #000;
  transition: all 0.3s ease-in-out;
}
.example-2 .icon-content a:hover .filled {
  height: 100%;
}

.example-2 .icon-content a[data-social="whatsapp"] .filled,
.example-2 .icon-content a[data-social="whatsapp"] ~ .tooltip {
  background-color: #128c7e;
}

.example-2 .icon-content a[data-social="facebook"] .filled,
.example-2 .icon-content a[data-social="facebook"] ~ .tooltip {
  background-color: #3b5998;
}
.example-2 .icon-content a[data-social="instagram"] .filled,
.example-2 .icon-content a[data-social="instagram"] ~ .tooltip {
  background: linear-gradient(
    45deg,
    #405de6,
    #5b51db,
    #b33ab4,
    #c135b4,
    #e1306c,
    #fd1f1f
  );
}
.example-2 .icon-content a[data-social="youtube"] .filled,
.example-2 .icon-content a[data-social="youtube"] ~ .tooltip {
  background-color: #ff0000;
}