@font-face {
  font-family: "Poppins";
  font-style: normal;
  font-weight: 300;
  src: url(../fonts/pxiByp8kv8JHgFVrLDz8Z11lFc-K.woff2) format("woff2");
  unicode-range:
    U+0900-097F, U+1CD0-1CF9, U+200C-200D, U+20A8, U+20B9, U+20F0, U+25CC,
    U+A830-A839, U+A8E0-A8FF, U+11B00-11B09;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-size: 16px;
  font-family: "Poppins", sans-serif;
  font-style: normal;
  font-weight: 400;
  max-width: 100%;
}

#menu-toggle.is-active .hamburger-line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

#menu-toggle.is-active .hamburger-line:nth-child(2) {
  opacity: 0;
}

#menu-toggle.is-active .hamburger-line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

#mobile-menu {
  max-height: 0;
  transition: max-height 0.4s ease-in-out;
  overflow-y: auto;
}

#mobile-menu.is-active {
  max-height: 400px;
}

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 1rem;
  z-index: 999;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  transition: background 0.2s;
  opacity: 0;
  visibility: hidden;
  animation: showBtn linear forwards;
  animation-timeline: scroll(root);
  animation-range: 200px 500px;
}

@keyframes showBtn {
  to {
    opacity: 1;
    visibility: visible;
  }
}

@media screen and (max-width: 768px) {
  .back-to-top {
    animation-range: 50px 100px;
  }
}

@keyframes scroll {
  0% {
    transform: translate3d(0, 0, 0);
  }
  100% {
    transform: translate3d(-50%, 0, 0);
  }
}