popup.css

body {
  width: 200px;
  height: auto;
  padding-left: 10px;
  padding-right: 10px;
  padding-top: 2px;
  padding-bottom: 2px;
}

hr {
  display: block;
  position: relative;
  padding: 0;
  margin: 8px auto;
  height: 0;
  width: 100%;
  max-height: 0;
  font-size: 1px;
  line-height: 0;
  clear: both;
  border: none;
  border-top: 1px solid #e3e3e3;
  border-bottom: 1px solid #ffffff;
}

.header {
  color: #282828;
  white-space: nowrap;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Open Sans", "Helvetica Neue", sans-serif;
}

.setting {
  color: #282828;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Open Sans", "Helvetica Neue", sans-serif;
}

.hint {
  color: #28282899;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Open Sans", "Helvetica Neue", sans-serif;
}

.onoffswitch {
  position: relative;
  width: 28px;
  float: right;
  top: 6px;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
}
.onoffswitch-checkbox {
  display: none;
}
.onoffswitch-label {
  display: block;
  overflow: hidden;
  cursor: pointer;
  height: 12px;
  padding: 0;
  line-height: 12px;
  border: 0px solid #ffffff;
  border-radius: 16px;
  background-color: #9e9e9e;
}
.onoffswitch-label:before {
  content: "";
  display: block;
  width: 16px;
  margin: -2px;
  background: #ffffff;
  position: absolute;
  top: 0;
  bottom: 0;
  right: 16px;
  border-radius: 16px;
  box-shadow: 0 1px 3px 0px #757575;
}
.onoffswitch-checkbox:checked + .onoffswitch-label {
  background-color: #ffaaaa;
}
.onoffswitch-checkbox:checked + .onoffswitch-label,
.onoffswitch-checkbox:checked + .onoffswitch-label:before {
  border-color: #ffaaaa;
}
.onoffswitch-checkbox:checked + .onoffswitch-label .onoffswitch-inner {
  margin-left: 0;
}
.onoffswitch-checkbox:checked + .onoffswitch-label:before {
  right: 0px;
  background-color: #ff0000;
  box-shadow: 0px 1px 3px 0px rgba(0, 0, 0, 0.4);
}