/* ================================ for `standOut` */

#target-standOut {
  margin: 30px;
  display: inline-block;
  padding: 15px 5px;
  background-color: blue;
  color: yellow;
  font-size: 2.5em;
}

body.dark {
  background-color: gray;
}

body.light {
  background-color: lightcyan;
}

#target-standOut.dark {
  background-color: darkgreen;
  color: lightgreen;
}

#target-standOut.light {
  background-color: lightgreen;
  color: darkgreen;
}

/* ================================ for `goLeftTop` */

html.goLeftTop,
body.goLeftTop { border: solid maroon; }
html.goLeftTop { background-color: burlywood; }
body.goLeftTop { background-color: darkorange; }

html.goLeftTop,
body.goLeftTop { /* All zero clear */
  margin: 0;
  border-width: 0;
  padding: 0;
}

body.goLeftTop {
  position: relative;
  color: white;
  text-align: center;
  font-size: 2.5em;
}

#target-goLeftTop {
  position: absolute;
  width: 100px;
  height: 100px;
  background-color: blue;
  color: yellow;
  font-size: 22px;
}