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


html {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.5;
}


body {
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

h1 {
  font-style: 2.5rem;
  font-weight: normal;
  margin-bottom: 1.5rem;
}

.container {
  width: 100%;
  max-width: 600px;
  display: flex;
  flex-direction: column;
}

.description, 
label {
  font-size: 1.1rem;
  font-weight: bold;
}

.description {
  margin-bottom: 1rem;
}

form {
  width: 100%;
  display: flex;
  justify-content: space-between;
}

label {
  color: #252525;
}

#input-guess {
  margin: 0 1rem;
  padding: .2rem 1rem;
  border: 3px solid blue;
  border-radius: .8rem;
}

#submit-guess {
  border-radius: .8rem;
  padding: .2rem 1rem;
  font-size: 1rem;
  font-weight: bold;
  background-color: coral;
  color: #fff;
  border: none;
  box-shadow: 3px 3px 2px #25252540;
  cursor: pointer;
}

#submit-guess:active {
  box-shadow: none;
}


.output {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: .5rem;
  font-weight: bold;
}


.output button {
  padding: .5rem;
  font-size: 1rem;
  color: #fff;
  background-color: cornflowerblue;
  border: none;
  box-shadow: 5px 5px 2px #25252549;
  cursor: pointer;
}

.output button:active {
  box-shadow: none;
}