:root {
  font-size: 16px;
  --main-green-col: #29b968;
  --blur-green-col: #29b967c0;
  --dark-green-col: #004c21;
  --main-white-col: #ffffff;
  --main-black-col: #000;
  --main-yellow-col: #e7bb3f;
  --blur-yellow-col: #e7ba3f5c;
  --chakra-font: "Chakra Petch", sans-serif;
  --fredoka-font: "Fredoka", sans-serif;
  --blur-black-col: #0000002d;
  scroll-behavior: smooth;
}

body {
  font-family: var(--fredoka-font);
  overflow: hidden;
}

canvas {
  display: block;
  position: absolute;
  width: 100vw;
  height: 100vh;
  z-index: 10;
  opacity: 0.6;
}

ul,
li {
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
  cursor: pointer;
}

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

main {
  position: relative;
}

.link_main {
  position: absolute;
  z-index: 100;
  bottom: 30%;
  left: 50%;
  height: 3%;
  width: 40%;
  translate: -50% 0;
}

.bg,
.bg img,
.bg source {
  object-fit: cover;
  height: 100%;
  width: 100%;
  min-width: 100vw;
  min-height: 100vh;
}

.navigation {
  --blur: 0.4rem;
  width: 100%;
  padding: 1rem 0.5rem;
  background-color: var(--blur-black-col);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border: 2px solid var(--main-black-col);
  border-right-color: transparent;
  border-left-color: transparent;
  position: fixed;
  bottom: 0;
  /* top: 100%; */
  z-index: 100;
  color: var(--main-white-col);
  display: flex;
  justify-content: space-between;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.navigation_ul {
  display: flex;
  gap: 0.5rem;
}

.navigation_ul li a {
  position: relative;
  width: 2.8rem;
  aspect-ratio: 1;
  background-color: var(--main-white-col);
  border-radius: 50%;
  display: grid;
  place-items: center;
}

@media (min-width: 768px) {
  .link_main {
    bottom: 5%;
    left: 50%;
    width: 20%;
    top: auto;
    height: 5%;
    translate: -53% 0;
  }

  .navigation {
    flex-direction: row;
    padding: 1rem 2rem;
    padding: 1rem 0.5rem;
    background-color: transparent;
    backdrop-filter: unset;
    -webkit-backdrop-filter: unset;
    border: 0px solid transparent;
    border-right-color: transparent;
    border-left-color: transparent;
    position: absolute;
    bottom: auto;
    left: 2rem;
    top: 2rem;
  }

  .navigation_ul {
    gap: 0.625rem;
  }
}