* {
  box-sizing: border-box;
}

body {
  width: 100%;
  height: 100vh;
  margin: 0;
  padding: 0;
  font-family: system-ui, sans-serif;
  color: black;
  background-color: white;
  display: grid;
  place-items: center;
  text-align: center;
}

.container {
  max-width: 480px;
  background-color: bisque;
  border-radius: 10px;
  padding: 30px;
  margin: 15px;
}

#output {
  background-color: black;
  color: white;
  padding: 10px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 25px;
  text-align: end;
  margin-bottom: 20px;
}

input {
  width: 48%;
  padding: 10px;
  font-size: 20px;
  font-weight: 600;
}

.btns-container {
  margin-top: 20px;
}

.btns {
  width: 100%;
  padding: 10px 18px;
  margin: 10px;
  font-weight: 600;
  font-size: 16px;
}

#reset {
  background-color: coral;
}

footer a {
  text-decoration: none;
  color: grey;
}