index.css

:root {
    /* Primary */
    --Light-Cyan: hsl(193, 38%, 86%);
    --Neon-Green: hsl(150, 100%, 66%);

    /* Neutral */
    --Grayish-Blue: hsl(217, 19%, 38%);
    --Dark-Grayish-Blue: hsl(217, 19%, 24%);
    --Dark-Blue: hsl(218, 23%, 16%);
}

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

body {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    min-height: 100vh;
    font-family: 'Manrope', sans-serif;
    background: var(--Dark-Blue);
    color: white;
    font-size: 28px;
}

h1 {
    color: var(--Neon-Green);
    font-size: 20px;
    margin-bottom: 25px;
}

.container {
    width: 600px;
    height: 350px;
    background: var(--Dark-Grayish-Blue);
    border-radius: 10px;
    padding: 30px 50px;
}
  
  /* Slideshow container */
  .slideshow-container div {
    position: relative;
    display: flex;
    align-items: center;
    text-align: center;
    width: 100%;
    height: 180px;
    margin: 20px  auto;
  }

  .pattern-divider {
    width: 100%;
  }

  button {
    border: none;
    position: relative;
    border-radius: 50%;
    padding: 15px;
    margin: auto;
    display: flex;
    top: 39px;
    background-color: var(--Neon-Green);
  }

  button:hover, button:active {
    box-shadow: 2px 2px 20px 3px var(--Neon-Green);
  }

  .active {
    background-color: #f11515;
  }
  
  /* Fading animation */
  .fade {
    animation-name: fade;
    animation-duration: 5s;
  }
  
  @keyframes fade {
    from {
      opacity: 1;
    }
    to {
      opacity: 1;
    }
  }

@media (max-width: 700px) {
  .container {
    width: 90%;
  }

  body {
    font-size: 24px;
  }

  h1 {
    font-size: 18px;
  }
}

/* Footer */
.attribution {
  position: absolute;
  bottom: 0;
  font-size: 11px;
  text-align: center;
  background-color: white;
  padding: 1rem;
  margin-top: 4rem;
  color: black;
  opacity: 0.5;
  width: 100%;
}

.attribution:hover {
  opacity: 1;
}

.attribution a {
  text-decoration: none;
  font-weight: bold;
}