body {
  scroll-behavior: smooth;
}

.card {
  border-radius: 10px;
  transition: all 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
}

.whatsapp-float {
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 20px;
  right: 20px;
  background-color: #25d366;
  color: #fff;
  border-radius: 50px;
  text-align: center;
  font-size: 30px;
  box-shadow: 2px 2px 5px #999;
  z-index: 100;
  display: flex;
  justify-content: center;
  align-items: center;
}

.whatsapp-float img {
  width: 35px;
  height: 35px;
}

@keyframes shake {
  0% {
    transform: rotate(0deg);
  }

  25% {
    transform: rotate(10deg);
  }

  50% {
    transform: rotate(-10deg);
  }

  75% {
    transform: rotate(10deg);
  }

  100% {
    transform: rotate(0deg);
  }
}

.whatsapp-float {
  animation: shake 2s infinite;
}