#app ul{
  list-style:none;
}

#app li > span.done {
  text-decoration: line-through;
}

input{
  padding: 10px 20px;
}
.container{
  width: 400px;
  margin: 0 auto;
}
#app{
  text-align: center;
  
}
h1{
  color: #fff;
  background: #008080;
  border-radius: 10px;
  margin-bottom: 50px;
}
button{
  margin-left: 20px;
  padding: 10px 20px ;
  background: #00CED1;
  color: #fff;
  border: none;
  border-radius: 10px;
  box-shadow: 20px black;
  opacity: 0.7;
}
button:hover{
  opacity: 1.1;
}
.checkbox{
  padding: 10px;
}
li{
  margin: 20px 0;
}
.deletebotton{
  background:#136FFF;
}