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

:root {
  --light-cyan: hsl(193, 38%, 86%);
  --neon-green: hsl(150, 100%, 66%);
  --grayish-blue: hsl(217, 19%, 38%);
  --dark-grayish-blue: hsl(217, 19%, 24%);
  --dark-blue: hsl(218, 23%, 16%);
}

html {
  font-size: 62.5%;
}

body {
  background-color: var(--dark-blue);
  font-family: "Manrope", sans-serif;
  font-size: 1.6rem;
  height: 100vh;
  margin: 0 auto;
  max-width: 1440px;
  display: flex;
  justify-content: center;
  align-items: center;
}

main {
  background-color: var(--dark-grayish-blue);
  border-radius: 15px;
  box-shadow: 30px 50px 80px rgba(0, 0, 0, 0.100202);
  padding: 48px 48px 72px 48px;
  position: relative;
  text-align: center;
  height: auto;
  width: 38%;
}

main h1 {
  color: var(--neon-green);
  font-size: 1.3rem;
  letter-spacing: 3.46px;
  margin-bottom: 24px;
  text-transform: uppercase;
}

main p {
  color: var(--light-cyan);
  font-size: 2.8rem;
  letter-spacing: -0.26px;
  margin-bottom: 40px;
}

.divider {
  width: 100%;
}

.randomize-btn {
  background-color: var(--neon-green);
  border: none;
  border-radius: 100%;
  cursor: pointer;
  margin: 0 auto;
  position: absolute;
  right: 0;
  bottom: -32px;
  left: 0;
  text-align: center;
  height: 64px;
  width: 64px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.randomize-btn:hover {
  box-shadow: 0 0 40px -5px var(--neon-green);
}

.disabled {
  box-shadow: none;
  color: var(--grayish-blue);
  cursor: not-allowed;
  font-size: 1.6rem;
  opacity: 0.4;
}

.disabled:hover {
  box-shadow: none;
}

/* Media queries */
@media only screen and (max-width: 1300px) {
  main {
    width: 45%;
  }
}

@media only screen and (max-width: 1080px) {
  main {
    width: 50%;
  }
}

@media only screen and (max-width: 768px) {
  main {
    width: 65%;
  }
}

@media only screen and (max-width: 600px) {
  main {
    padding: 40px 24px 64px 24px;
    width: 80%;
  }

  main h1 {
    font-size: 1.1rem;
  }

  main p {
    font-size: 2.4rem;
    margin-bottom: 24px;
  }
}

@media only screen and (max-width: 550px) {
  main {
    width: 90%;
  }
}

@media only screen and (max-width: 350px) {
  main {
    padding: 40px 16px 64px 16px;
  }
}