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

body {
  font-family: "Roboto", sans-serif;
  font-weight: 500;
  font-style: normal;
  overflow: hidden;
}

.main-block {
  width: 70vw;
  height: 100vh;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
}

.first-section {
  height: 100vh;
  display: flex;
  align-items: center;
}

ul {
  list-style-type: none;
}

a,
a:link,
a:focus a:visited {
  color: black;
  text-decoration: none;
}

button {
  background: none;
  border: none;
  outline: none;
}

header {
  position: relative;
  z-index: 50;
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
}

.top-nav {
  display: flex;
  justify-content: end;
  border-bottom: 1px solid rgba(185, 148, 252, 0.301);
}

.top-nav ul {
  display: flex;
  width: 65vw;
  height: 50px;
  margin: 0 auto;
  justify-content: end;
  color: white;
}

.bottom-nav ul {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 70vw;
  padding: 1rem;
  margin: 0 auto;
  color: white;
}

.top-nav-item {
  display: flex;
  align-items: center;
  padding: 5px;
}

.top-nav-item svg {
  padding: 5px;
}

.top-illustrator {
  width: 120vw;
  height: 120vh;
  background: linear-gradient(
    to right bottom,
    rgb(103, 21, 255),
    rgb(127, 34, 248)
  );
  border-radius: 300px;
  transform: translate(-0%, -60%) rotate(-30deg);
}

.slog {
  transform: translateY(-5%);
  font-size: 4rem;
  color: white;
}

h1 {
  margin: 1rem;
}

.bottom-slog {
  transform: translateY(-20%);
  font-size: 2rem;
  padding: 1rem;
  opacity: 0;
  animation: fade 1s 0.7s forwards;
}

.slog-item {
  display: block;
  opacity: 0;
  letter-spacing: 0.3rem;
}

.slog-item:nth-child(1) {
  animation: toTop1 1s forwards;
}

.slog-item:nth-child(2) {
  animation: toTop1 1s 0.1s forwards;
}

.slog-item:nth-child(3) {
  animation: toTop1 1s 0.2s forwards;
}

.logo {
  display: block;
  width: 200px;
  height: 60px;
}

.logo img {
  width: 100%;
  height: 100%;
}

.login-button {
  display: inline-block;
  color: black;
  font-size: 1rem;
  padding: 1rem;
}

.login-button a {
  position: relative;
  width: 100%;
  height: 100%;
  background: white;
  padding: 20px 25px;
  border-radius: 100px;
  cursor: pointer;
  opacity: 0;
  transform: scale(0.1, 0.1);
  display: block;
  overflow: hidden;
  animation: fadeZoom 1s 0.4s forwards;
  transition: 0.1s linear;
}

.btn-2 {
    padding: 10px 15px;
}

.login-button a:hover {
  background-color: black;
  color: white;
  transition: 0.1s linear;
}

.scroll-left {
  transform: translateX(-100%) scale(0, 0);
  transition: 0.5s ease-in;
}

@keyframes toTop1 {
  0% {
    transform: translateY(300%);
    opacity: 0;
  }
  100% {
    opacity: 1;
    transform: translateY(0%);
  }
}

@keyframes fade {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

@keyframes fadeZoom {
  0% {
    opacity: 0;
    transform: scale(0.1, 0.1);
  }
  100% {
    opacity: 1;
    transform: scale(1, 1);
  }
}