.container{
	width:640px; margin:0 auto;text-align:center;
}
#app {
  margin-top: 40px;
}

#progressInput {
  margin: 20px auto;
  width:80%;
}

.circle-background,
.circle-progress {
  fill: none;
}

.circle-background {
  stroke: #ddd;
}

.circle-progress {
  stroke: red;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.circle-text {
  font-size: 3em;
  font-weight: bold;
  fill: red;
}