style.css

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  width: 85%;
  margin: 30px auto;
  background-color: rgb(240, 240, 216);
  box-shadow: 1px 1px 20px rgb(90, 55, 44);
}

header , footer {
  background-color: rgb(139, 139, 112);
  color: aliceblue;
  text-align: center;
  padding: 25px;
}

h1 {
  margin: 12px 0;
  font-size: 4rem;
}

header p {
  font-size: 1.5rem;
}


main {
  padding: 40px;
  background-color: rgb(152, 199, 176);
}

#texto-tarefa {
  padding: 20px;
  width: 50%;
  border-radius: 10px;
  font-size: 20px;
}

#tarefas {
  font-size: 2.5rem;
  padding: 70px;
  min-height: 300px;
}

.completed {
  text-decoration: line-through solid black;
}

.btn {
  font-size: 25px;
  padding: 15px;
  border-radius: 15px;
  margin-left: 15px;
  background-color: rgb(90, 55, 44);
  color: white;
}

.btn:hover {
  opacity: 95%;
  cursor: pointer;
}

.rounded-button {
  font-size: 25px;
  padding: 15px 20px;
  margin-left: 15px;
  border-radius: 50%;
  font-weight: 1000;
}

#remover-selecionado {
  color: white;
  background-color: rgb(201, 75, 12);
}

footer p {
  font-size: 1.4rem;
}