tabs.css

html,
body {
  width: 450px;
}

.slider-container {
  margin: 0 auto;
  padding-bottom: 10px;
}

select {
  width: 100%;
  cursor: pointer;
}

.button {
  width: 100%;
  border: 2px solid #666;
  height: 100%;
}

.go-btn {
  width: 100%;
  border: 1px solid #666;
}

.slider {
  border: none;
  position: relative;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  width: 125px;
  margin: auto;
  right: 0;
}

.slider-checkbox {
  display: none;
}

.slider-label {
  border: 2px solid #666;
  border-radius: 20px;
  cursor: pointer;
  display: block;
  overflow: hidden;
}

.slider-inner {
  display: block;
  margin-left: -100%;
  transition: margin 0.2s ease-in 0s;
  width: 200%;
}

.slider-inner:before,
.slider-inner:after {
  box-sizing: border-box;
  display: block;
  float: left;
  font-family: sans-serif;
  font-size: 14px;
  font-weight: bold;
  height: 30px;
  line-height: 30px;
  padding: 0;
  width: 50%;
}

.slider-inner:before {
  background-color: #198754;
  color: #fff;
  content: 'ENABLED';
  padding-left: 0.75em;
}

.slider-inner:after {
  background-color: #eee;
  color: #666;
  content: 'DISABLED';
  padding-right: 0.75em;
  text-align: right;
}

.slider-circle {
  background-color: #198754;
  border: 2px solid #666;
  border-radius: 30px;
  bottom: 0;
  display: block;
  margin: 5px;
  position: absolute;
  right: 91px;
  top: 0;
  transition: all 0.2s ease-in 0s;
  width: 24px;
}

.slider-checkbox:checked + .slider-label .slider-inner {
  margin-left: 0;
}

.slider-checkbox:checked + .slider-label .slider-circle {
  background-color: #eee;
  right: 0;
}

/* Bootstrap override */
.row {
  margin-top: 2px;
  margin-bottom: 2px;
}

.col,
.col-10,
.col-2 {
  padding: 2px;
}