styles.css

*,
*:before,
*:after {

  box-sizing: border-box;
  padding: 0;
  margin: 0;

}

:root {

  font-size: 62.5%;

  /* Fonts and Weights */
  --ff-primary: 'Nunito', sans-serif;
  --ff-secondary: 'PT Sans', sans-serif;

  --fw-regular: 400;
  --fw-bold: 700;

  /* Colors */
  --clr-background: #13242a;
  --clr-primary: #3eb3ca;
  --clr-secondary: #18314c;
  --clr-white: #f6f9fb;
}

html{
  background-color: var(--clr-background);
}

body{
  font-size: 1.6rem;
  font-family: var(--ff-primary);
  color:var(--clr-white);
}

h1,h2,h3,h4 {
  font-family: var(--ff-secondary);
  font-weight: var(--fw-bold);
  color:var(--clr-primary);
}

p{
  font-family: var(--ff-primary);
  max-width: 60ch;
  text-align: center;
}

.container{
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 5rem;
  max-width: 900px;
  margin: auto;
}

.title{
  text-align: center;
  font-size: 6rem;
}

.game-container{
  display:flex;
  flex-direction: column;
  min-height: 300px;
  max-width: 800px;
  justify-content: space-between;
  align-items: center;
  gap: 4rem;
  padding: 5rem;
}

.answer-title{
  color: var(--clr-white);
  font-size: 4rem;
}

.answer{
  color: var(--clr-white);
  font-size: 4rem;
  text-align: center;
}

.result{
  color: var(--clr-primary);
  font-size: 4rem;
}

.score-container{
  display:flex;
  gap: 3rem;
  font-size: 2rem;
}

.button-container{
  display:flex;
  gap: 2rem;
}

.btn{
  font-family: var(--ff-secondary);
  width: 30rem;
  font-size: 4rem;
  padding: 1.6rem 4.2rem;
  border: solid 1px var(--clr-secondary);
  border-radius: .8rem;
  background-color: var(--clr-secondary);
  color:var(--clr-white);
  font-weight: var(--fw-bold);

  transition: all ease 0.3s;
}

.btn:hover {
  background: var(--clr-primary);
}