#balloon-container {
  height: 100vh;
  padding: 1em;
  box-sizing: border-box;
  display: flex;
  flex-wrap: wrap;
  overflow: hidden;
  position:fixed;
}

.balloon {
	 width: 126px;
      height: 160px;
  /*height: 125px;
  width: 105px;
  /* border-radius: 90% 90% 95% 95%; */
  border-radius: 50% 50% 50% 50% / 40% 40% 60% 60%;
  position: relative;
}

.balloon:before { /* THE BALLOON'S STRING - JERE */
  content: "";
  height: 75px;
  width: 1px;
  padding: 1px;
  background-color: #FDFD96;
  display: block;
  position: absolute;
  top: 160px;
  left: 0;
  right: 0;
  margin: auto;
}

.balloon:after { /* THE KNOT OF THE BALLOON - JERE */
    content: "▲";
    text-align: center;
    display: block;
    position: absolute;
    color: inherit;
    top: 155px;
    left: 0;
    right: 0;
    margin: auto;
}

@keyframes float {
  from {transform: translateY(100vh);
  opacity: 1;}
  to {transform: translateY(-300vh);
  opacity: 0;}
}