$borderColor: rgb(224, 224, 224);
$lightBlueBg: rgb(223, 247, 255);
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
.one {
  background-color: white;
  position: relative;
}

.chatBody {
  width: 100%;
  display: flex;
  flex-direction: column;
  padding-top: 1rem;
  height: 100vh;
}

.bufferZone {
  // "bufferZone" space between content and button
  height: 6rem;
}

.button {
  position: fixed;
  bottom: 1.5625rem;
  right: 1rem;
  background-color: rgb(255, 255, 255);
  display: flex;
  justify-content: flex-end;
}

@media only screen and (max-width: (0.0625*938)rem) {
  .bufferZone {
    height: 1rem;
  }
  .button {
    bottom: 0;
    right: 0;
  }
}