body {
  /* background:  #6fe76f; */
  width: 100%;
  height: 100%;
}

.conteiner {
  margin: 30px auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: #333;
}

h1 {
  text-align: center;
  font-family: "Pattaya", sans-serif;
}

h2 {
  text-align: center;
  font-size: 32px;
  font-family: "Pattaya", sans-serif;
}

.heart {
  display: inline-block;
  height: 70px;
  width: 70px;
  margin: 100px auto;
  justify-content: center;

  /* position: absolute; */
  left: 45%;
  top: 45%;

  background-color: red;

  transform: rotate(-45deg);
}

.heart:before,
.heart:after {
  content: "";

  position: absolute;
  height: 70px;
  width: 70px;

  background-color: red;
  border-radius: 50%;
  transform: rotate(-45deg);
}

.heart:before {
  top: -35px;
  left: 0;
}

.heart:after {
  left: 35px;
  top: 0;
  transform: rotate(-45deg);
}

@keyframes heartbeat {
  0% {
    transform: scale(1);
    transform: rotate(-45deg);
  }
  25% {
    transform: scale(1.25) rotate(-45deg) translateX(5%) translateY(5%);
  }
  40% {
    transform: scale(1.5) rotate(-45deg) translateX(10%) translateY(10%);
  }
}
.heart {
  animation: heartbeat 1s infinite;
  ...;
}

.ilu {
  text-align: center;
  font-family: "Pattaya", sans-serif;
  font-size: 36px;
  color: rgb(201, 194, 194);
  text-shadow: 2px 2px 3px #000;
  margin-top: -25px;
}

.made {
  text-align: center;
  font-family: roboto, sans-serif;
  font-size: 16px;
  color: rgb(255, 255, 255);
  text-shadow: 1px 1px 3px #000;
  margin-top: -25px;
}