body {
  font-family: "Rubik", sans-serif;
  font-weight: 400;
  background-color: #0f1119;
  margin: 0;
  color: #fff;
}

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

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 30px 6%;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0) 0,
    rgba(0, 0, 0, 0.2) 100%
  );
}

.header.sticky {
  background-color: #131727f2;
  position: fixed;
  z-index: 1;
  width: 88%;
  top: 0;
}

.header__avatar {
  position: fixed;
  z-index: -1;
  top: 0;
  right: 10px;
  opacity: 0.8;
  width: 35%;
  height: 100%;
}

.header__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

.header__logo a {
  display: flex;
  align-items: center;
  gap: 4%;
}

.header__logo img {
  width: 64px;
  height: 64px;

}

.header__logo span {
  font-family: "Raider Crusader", sans-serif;
  font-size: 36px;
}

.header__logo,
.header__nav {
  width: 50%;
}

.header__nav {
  display: flex;
  gap: 20px;
  justify-content: flex-end;
}

.header__nav a {
  font-size: 20px;
  padding: 20px 30px;
  transition: box-shadow 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.header__nav a:hover {
  box-shadow: 0 3px #fff;
}

.main-content {
  padding: 20px 6%;
}

.footer {
  margin: 50px 0;
  text-align: center;
}

.footer span {
  color: #d1d1d1;
  font-family: serif;
  font-size: 18px;
}