styles.css

* {
  box-sizing: border-box;
}

body {
  background: #eee;
  font-family: arial;
}

.view {
  margin: 0 auto;
  width: 500px;
}

.title {
  text-align: center;
}

.tasks {
  list-style: none;
  margin: 0;
  padding: 0;
}

.tasks > li {
  background: #fff;
  border: 1px solid #999;
  border-radius: 5px;
  line-height: 18px;
  font-size: 18px;
  margin-top: 8px;
  padding: 8px 16px;
}

.tasks > .done {
  background: #eee;
}

.tasks > li > a {
  color: #333;
  text-decoration: none;
}

.star {
  color: #ccc;
}

.star.starred {
  color: #f1c232;
}

.btn {
  color: #222;
  line-height: 18px;
  font-size: 18px;
  padding: 8px;
  cursor: pointer;
  text-decoration: none;
}

.btn.left {
  float: left;
}

.btn.right {
  float: right;
}

.btn-lg {
  line-height: 26px;
  font-size: 26px;
}

input.btn,
button.btn {
  background: #3d85c6;
  border: 1px solid #fff;
  border-radius: 5px;
  color: #fff;
}

form .btn {
  float: right;
}

.label {
  font-size: 18px;
  font-weight: bold;
  display: block;
}

input[type=text],
textarea {
  background: #fff;
  border: 1px solid #999;
  border-radius: 5px;
  font-family: arial;
  line-height: 18px;
  font-size: 18px;
  display: block;
  padding: 8px 16px;
  margin-bottom: 16px;
  width: 100%;
}

.hide {
  display: none;
}