body {
  background-color: #0c0c0c;
}

.container {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  /* text-align: center; */
}

.square {
  background-color: #242222;
  width: 200px;
  height: 200px;
  border-radius: 10%;
  display: flex;
}


.square__message {
  /* display: none; */
  /* visibility: hidden; */
  opacity: 0;
  /* transition-delay: 3s; */
  color: green;
  margin: auto;
  font-size: 22px;
}

.square__loading {
  width: 0;
}

.square:hover .square__loading {
    background-color: white;
    width: 530px;
    height: 20px;
    /* display: block; */
    position: absolute;
    top: 20%;
    left: 30%;
    transition: all 2s;
}

.square:hover .square__message {
  /* transition:  opacity 3s; */
  /* transition-duration: 5s;
  transition-delay: 4s; */
  /* display: block; */
  /* visibility: visible; */
  transition:  .1s 2.1s ;
  opacity: 1;
}