:root {
  --primary: #4f772d;
  --accent: #90a955;
  --dark: #132a13;
  --light: #ecf39e;
}
@font-face {
    font-family: 'Lemonade';
    src: url('fonts/lemonade.otf') format('opentype');
    font-weight: normal;
    font-style: normal;
}
@font-face {
    font-family: 'Cornella';
    src: url('fonts/cornella.otf') format('opentype');
    font-weight: normal;
    font-style: normal;
}
body {
  font-family: Cornella; /*"Segoe UI", Roboto, Helvetica, Arial, sans-serif;*/
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;

  background: var(--dark);
  color: var(--light)
}

header {
  text-align: center;
  padding: 100px 20px 20px;
}

h1 {
  font-size: 5rem;
  margin: 0;
  color: var(--accent);
  letter-spacing: 5px;
  font-family: Lemonade;

}

h2 {
  font-weight: 400;
  font-size: 1.2rem;
  opacity: 0.8;
}
main {
  width: 90%;
  max-width: 900px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;

}

.main_section {
  margin: 40px 0;
}
.slack-info {
  margin-top: 20px;
  font-style: italic;
}
.slack-info span {
  color: var(--accent);
  font-weight: bold;
}
.rsvp-button {
  display: inline-block;
  background-color: var(--accent);
  color: var(--dark);
  text-decoration: none;
  font-family: sans-serif;
  font-weight: 900;
  font-size: 1.5rem;
  padding: 15px 30px;
  border-radius:50px;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: 0 2px 0 var(--primary);

}

.rsvp-button:hover {
  transform: scale(1.1);
}

.rsvp-button:active {
  transform: scale(0.96);
}
.about_card {
  position: relative;
  background: rgba(255, 255, 255, 0.05);
  padding: 30px;
  border-radius: 20px;
  border: 1px solid rgba(236, 243, 158, 0.2);
  margin-top: 40px;
  margin-bottom: 40px
}

.about_card h3 {
  color: var(--accent);
  margin-top: 10px;
  margin-bottom: 20px;
  font-size: 2rem;
}

.about_steps p {
  margin: 25px 0;
  line-height: 1.6;
  font-size: 1.25rem;
}
.image_footer{
  position: fixed;
  bottom: -5%;
  left: 5%;
  filter: drop-shadow(0 0 8px var(--accent-yellow));
  transition: transform 1.5s cubic-bezier(0.25, 0.46, 0.45, 0.94), opacity 1.5s;
  z-index: -1;
  width: 300px;
  margin-left: 10px;
}

@media (max-width: 768px) {
  .image_footer {
    position: absolute;
    top: -100px;
    width: 200px;
    left: 10px;

  }
}