.invisible{
  display: none;
}

html {
  background-color: rgb(0, 255, 0);
}

img {
  position: absolute;
  top: 10%;
  left: 20%;
}

#hitbox-container {
  transition: opacity 0.5s ease-in-out;
}

#reset-button,
#download-config,
label[for="upload-config"],
#color-picker-btn {
  transition: opacity 0.5s ease-in-out;
}
