section.offer {
  width: 100%;
  height: 95vh;
}
section.offer img.vector {
  position: absolute;
  top: 0;
  left: 0;
  z-index: -2;
  width: 100%;
}
section.offer .offer-image figure {
  position: relative;
  overflow: hidden;
  height: 60vh;
}
section.offer .offer-image figure img {
  position: absolute;
  top: 0;
  left: 0;
  max-width: 100%;
}
@media only screen and (min-width: 1200px) {
  section.offer .offer-image figure img {
    max-height: 100%;
  }
}
section.offer .offer-image figure img.offer-square {
  animation: rotateImage 15s linear infinite;
}
section.offer .offer-image figure img.offer-triangle {
  animation: rotateImageMinus 10s ease-in-out infinite;
}
section.offer .offer-introduction {
  width: 90%;
  margin: auto;
  text-align: center;
}
@media only screen and (min-width: 768px) {
  section.offer .offer-introduction {
    width: 80%;
  }
}
@media only screen and (min-width: 1200px) {
  section.offer .offer-introduction {
    position: absolute;
    top: 60%;
    right: 5%;
    width: 45%;
  }
}
@media only screen and (min-width: 1700px) {
  section.offer .offer-introduction {
    width: 40%;
  }
}
@keyframes rotateImage {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
@keyframes rotateImageMinus {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(-360deg);
  }
}