style.css

html, body {
    min-width: 200px;
    text-align: center;
}

.switch {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 23px;
}

.switch input {display:none;}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  -webkit-transition: .4s;
  transition: .4s;
}

.slider:before {
  position: absolute;
  content: "";
  height: 17px;
  width: 17px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  -webkit-transition: .4s;
  transition: .4s;
}

input:checked + .slider {
  background-color: #2196F3;
}

input:focus + .slider {
  box-shadow: 0 0 1px #2196F3;
}

input:checked + .slider:before {
  -webkit-transform: translateX(16px);
  -ms-transform: translateX(16px);
  transform: translateX(16px);
}

/* Rounded sliders */
.slider.round {
  border-radius: 23px;
}

.slider.round:before {
  border-radius: 50%;
}

.vctr {
    line-height: 23px;
    vertical-align: top;
    font-size: 13px;
}

.mini_text {
  font-size: 9px;
}

button {
  background-color: #2196F3;
  border: none;
  border-radius: 10px;
  width: 150px;
  /*height: 20px;*/
  color: white;
  padding: 7px 7px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 13px;
}