body {
  font: 13px/1.4 Helvetica, arial, nimbussansl, liberationsans, freesans, clean, sans-serif, "Segoe UI Emoji", "Segoe UI Symbol";
  text-align: center;
}
a {
  color: #4183c4;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
p, ul {
  color: #333;
  font-size: 16px;
}
ul {
  margin-right: auto;
  margin-left: auto;
  text-align: left;
  list-style-type: none;
  width: 600px;
  border: 1px solid #d8d8d8;
  border-bottom: 0;
  padding: 0;
}
li {
  height: 32px;
  border-bottom: 1px solid #d8d8d8;
  padding-left: 20px;
  position: relative;
  padding-top: 12px;
}
div#container {
  width: 800px;
  margin-right: auto;
  margin-left: auto;
  margin-top: 40px;
  background-color: #fafafa;
  border: 1px solid #e5e5e5;
  box-shadow: inset 0 0 10px rgba(0,0,0,0.05);
  border-radius: 3px;
  padding: 60px 60px 120px;
}
li button {
  position: absolute;
  right: 20px;
  top: 10px;
}
button {
  vertical-align: middle;
  color: #fff;
  display: inline-block;
  padding: 2px 10px;
  font-size: 13px;
  font-weight: bold;
  line-height: 20px;
  white-space: nowrap;
  vertical-align: middle;
  cursor: pointer;
  background-repeat: repeat-x;
  border: 1px solid;
  border-radius: 3px;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -webkit-appearance: none;
}
button#enable {
  background-color: #60b044;
  background-image: linear-gradient(#8add6d, #60b044);
  border-color: #5ca941;
}
button#disable {
  background-color:#b33630;
  background-image:-webkit-linear-gradient(#dc5f59, #b33630);
  border-color: #cd504a;
}