mystyles.css

.checkbox {
  display: inline-block;
  width: 19px;
  height: 19px;
  margin: 0 0 0 0;
  /*layout relationship between check and label*/
}
#gpaHeader {
  display: flex;
}
.switch-area {
	display: flex;
	justify-content: center;
	align-items: center;
	overflow: hidden;
  margin-left: auto;
}
.toggle, .toggle:before, .slot__label, .curtain {
	transition-property: background-color, transform, visibility;
	transition-duration: 0.25s;
	transition-timing-function: ease-in, cubic-bezier(0.6,0.2,0.4,1.5), linear;
}
.toggle:before, .slot, .slot__label {
	display: block;
}
.toggle:before, .curtain {
	position: absolute;
}
.toggle:checked, .curtain {
	background-color: transparent;
}
.toggle:focus {
	outline: transparent;
}
.toggle {
	border-radius: 0.75em;
	box-shadow: 0 0 0 0.1em inset;
	cursor: pointer;
	position: relative;
	margin-right: 1.25em;
	width: 3em;
	height: 1.5em;
	-webkit-appearance: none;
	-moz-appearance: none;
	appearance: none;
	-webkit-tap-highlight-color: transparent;
}
.toggle:before {
	background: currentColor;
	border-radius: 50%;
	content: "";
	top: 0.2em;
	left: 0.2em;
	width: 1.1em;
	height: 1.1em;
}
.toggle:checked:before {
	transform: translateX(1.5em);
}
.toggle:checked ~ .slot .slot__label, .slot__label:nth-child(2) {
	transform: translateY(-50%) scaleY(0);
}
.toggle:checked ~ .slot .slot__label:nth-child(2) {
	transform: translateY(-100%) scaleY(1);
}
.toggle:checked ~ .curtain {
	transform: scaleX(1);
}
.slot {
  display: block;
  text-align: center;
  line-height: 1em;
	color: #393939;
	font-size: 0.8em;
	font-weight: normal;
	letter-spacing: 0.05em;
	overflow: hidden;
	text-indent: 0.2em;
  margin-right: 1em;
  align-items: center;
  margin-bottom: 0;
}
.slot__label {
	transform-origin: 50% 0;
}
.slot__label:nth-child(2) {
	transform-origin: 50% 100%;
}