body {
  background-color: #000;
}
.banana_site__main {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.banana_site__main .logo {
  width: 320px;
  height: 400px;
  max-width: 1024px;
  /* Сохраняем максимальный размер */
  max-height: 1024px;
  /* Сохраняем максимальный размер */
  background-image: url("images/logo.png");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}
.banana_site__main .telegram_button {
  margin-top: -113px;
  padding: 13px 44px;
  font-size: 14px;
  font-weight: bold;
  color: #FFF;
  border-radius: 15px;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #1c93e3;
  background-image: linear-gradient(270deg, rgba(100, 181, 239, 0) 48.44%, #64b5ef 75.52%, rgba(100, 181, 239, 0) 100%);
  background-repeat: no-repeat;
  animation: bg-move linear 5s infinite;
}
@-webkit-keyframes bg-move {
  0% {
    background-position: -500px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}
@keyframes bg-move {
  0% {
    background-position: -500px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}