style.css

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
:root {
  --color-primary-1: #698da7;
  --color-primary-white: #ffffff;
  --color-link-hover: #feed36;
  --color-about-background: #0f131e;
  --color-navbar-background: rgba(15, 19, 30, 0.4);
  --transition: all 0.3s linear;
}

body {
  font-size: 20px;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI',
    Roboto, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif, 'Apple Color Emoji',
    'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji';
  background-color: var(--color-primary-1);
}
.description {
  text-align: center;
  vertical-align: center;
}

header {
  min-height: 100vh;
  background: url(images/bg_cryptohoodclub.jpg) center/cover no-repeat;
}

#header-img {
  display: flex;
  justify-content: flex-start;
  height: 50px;
  padding: 0.5rem;
}

ul {
  list-style-type: none;
  padding: 0;
}

/* Navbar */
nav {
  position: fixed;
  padding: 1rem, 1.5rem;
  top: 0;
  left: 0;
  width: 100%;
}
.fixed-nav {
  z-index: 1;
  background-color: var(--color-navbar-background);
}

.nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 1rem;
}

.nav-toggle {
  color: var(--color-primary-white);
  background: transparent;
  border-color: transparent;
  cursor: pointer;
  transition: var(--transition);
  font-size: 1.25rem;
}

.links-container {
  height: 0;
  overflow: hidden;
  transition: var(--transition);
}
.show-links {
  height: 200px;
}

.links a {
  color: var(--color-primary-white);
  text-transform: capitalize;
  text-decoration: none;
  font-size: 1.1rem;
  letter-spacing: 0.25rem;
  display: block;
  transition: var(--transition);
  margin: 0 1rem;
  padding: 1rem;
}

.links a:hover,
.nav-toggle:hover,
.form a:hover {
  color: var(--color-link-hover);
  cursor: pointer;
}

/* social media icons */
.social-icons {
  display: flex;
  padding: 0 40px;
  margin-right: 35px;
}
.social-icons a {
  font-size: 1.5rem;
  margin: 0 0.5rem;
  color: var(--color-primary-white);
  transition: var(--transition);
}
.social-icons a:hover {
  color: var(--color-link-hover);
}

/* sections and title */
.section-container {
  padding: 0 16px;
}
.section-content {
  padding: 0 32px;
}
.section-content p {
  padding: 12px 0;
  line-height: 1.75;
}

#home,
#about,
#crobin-paper {
  min-height: 80vh;
}
#about {
  background-color: var(--color-about-background);
  color: var(--color-primary-white);
  padding-bottom: 32px;
}
#about .section-content:last-of-type {
  padding: 0;
}
.video-content {
  position: relative;
  overflow: hidden;
  width: 100%;
  padding-top: 56.25%;
}
#video {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  width: 100%;
  height: 100%;
}

#crobin-paper {
  color: var(--color-primary-white);
}

#team {
  background-color: #feed36;
}
#team-img {
  max-width: 100%;
  display: flex;
}

#about h2,
#crobin-paper h2,
#team h2,
.form h2 {
  font-size: 3.75rem;
  font-family: 'Atma', cursive;
  font-weight: inherit;
  padding-top: 48px;
  padding-bottom: 20px;
  text-align: center;
  text-transform: uppercase;
  color: var(--color-primary-white);
}
#team h2 {
  color: black;
}

.form {
  display: block;
  margin: 16px auto;
  text-align: center;
  color: var(--color-primary-white);
}
.form h2 {
  font-size: 32px;
}
.form a {
  text-decoration: none;
  color: var(--color-about-background);
}
.content-group {
  margin: 0.5rem auto;
  padding: 0.25rem;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-evenly;
}

input[type='email'] {
  width: 40%;
  margin: 0 16px 16px 16px;
  padding: 1rem 1.5rem;
  font-size: 0.875rem;
  box-sizing: border-box;
  border-radius: 4px;
  border: none;
  border-bottom: 2px solid var(--color-link-hover);
  border-right: 2px solid var(--color-link-hover);
  background-color: rgba(255, 255, 255, 0.9);
}

input[type='email']:focus {
  outline: none;
}

#submit {
  width: 40%;
  padding: 1rem 1.5rem;
  margin: 0 16px;
  text-transform: uppercase;
  border-radius: 4px;
  border: none;
  border-bottom: 2px solid var(--color-link-hover);
  border-right: 2px solid var(--color-link-hover);
  color: rgba(255, 255, 255, 0.9);
  background-color: var(--color-about-background);
}

#submit:hover {
  background-color: var(--color-primary-1);
  border: 2px solid var(--color-link-hover);
  cursor: pointer;
}

.description {
  text-align: center;
  padding: 50px 50px 20px;
  font-size: 60%;
  line-height: 1.5;
  color: var(--color-about-background);
}

@media screen and (max-width: 1024px) {
  .flex-item-left {
    display: none;
  }
}
@media only screen and (min-width: 768px) {
  #about h2,
  #crobin-paper h2,
  #team h2 {
    font-size: 6rem;
  }
}

@media only screen and (min-width: 1024px) {
  body {
    font-size: 24px;
  }

  .nav-center {
    width: 90vw;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .nav-toggle {
    display: none;
  }

  .links-container {
    height: auto !important;
  }
  .links {
    display: flex;
  }
  .links a {
    font-size: 24px;
    background-color: transparent;
  }

  #crobin-paper .section-container {
    display: flex;
  }
  .section-content {
    flex: 50%;
  }
  #crobin-paper .section-container,
  #team .section-container {
    padding-bottom: 0;
  }
  .flex-item-left {
    flex: 40%;
    margin-bottom: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
    padding-left: 2rem;
  }
  .flex-item-left .hidden {
    flex-grow: 2;
    height: 100%;
    display: block;
  }

  #about-crobin {
    flex-grow: 5;
    width: 100%;
    max-width: 375px;
  }
  .flex-item-right {
    flex: 60%;
    align-self: center;
    padding: 0 16px 32px 0;
  }
  #team {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
  }
  .form-content {
    display: flex;
    flex-direction: row;
    justify-content: center;
  }
  input[type='email'] {
    margin: 0 16px;
  }
}

@media only screen and (min-width: 1280px) {
  #about .section-container {
    display: flex;
  }
}