.hamburger {
  z-index: 99;
  display: none;
  width: 2rem;
  height: 1.45rem;
  position: relative;
  cursor: pointer;
}
@media (max-width: 768px) {
  .hamburger {
    display: block;
  }
}
.hamburger > div {
  width: 100%;
  height: 2px;
  background-color: var(--grey);
  position: absolute;
  left: 0;
  transition: 0.25s ease-in-out;
}
.hamburger > div:nth-of-type(1) {
  top: 0;
}
.hamburger > div:nth-of-type(2), .hamburger > div:nth-of-type(3) {
  top: calc(50% - 1px);
}
.hamburger > div:nth-of-type(4) {
  bottom: 0;
}
.showmenu .hamburger > div {
  background-color: var(--red);
}
.showmenu .hamburger > div:nth-of-type(1),
.showmenu .hamburger > div:nth-of-type(4) {
  width: 0;
  left: 50%;
}
.showmenu .hamburger > div:nth-of-type(2) {
  transform: rotate(45deg);
}
.showmenu .hamburger > div:nth-of-type(3) {
  transform: rotate(-45deg);
}

@media (max-width: 768px) {
  #menu {
    position: fixed;
    min-width: 25rem;
    width: calc((100vw - 100rem) / 2 + 25rem);
    top: 7.5rem;
    min-height: calc(100vh - 7.5rem);
    right: -100vw;
    z-index: 9;
    background-color: var(--red-light);
    display: flex;
    font-weight: normal;
    font-size: 1.25rem;
    user-select: none;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    justify-content: flex-start;
    transition: right 0.25s;
  }
  .showmenu #menu {
    right: 0;
  }
}

.overlay {
  position: fixed;
  width: 100vw;
  height: 100vh;
  right: -100vw;
  top: 7.5rem;
  transition: opacity 0.25s;
}
.overlay > div {
  transition: 0.25s ease-in-out;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(10px);
  opacity: 0;
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
}
.showmenu .overlay, .showeventmenu .overlay {
  right: 0;
}
.showmenu .overlay > div, .showeventmenu .overlay > div {
  opacity: 1;
}

nav {
  margin-top: 1rem;
  gap: 0.5rem;
}
nav a {
  display: block;
  font-family: "Montserrat";
  font-size: 1rem;
  line-height: calc(2.2rem - 6px);
  text-transform: uppercase;
  font-weight: 700;
  padding: 0 0.95rem;
  border: 3px solid transparent;
  border-radius: 1.1rem;
  cursor: pointer;
  user-select: none;
  transition: border-color 0.25s, background-color 0.25s, color 0.25s;
  color: var(--grey);
  border: 3px solid transparent;
}
nav a:hover, nav a:focus {
  text-decoration: none;
}
@media (max-width: 768px) {
  nav a {
    border: none;
  }
}
nav a:first-child {
  border-color: var(--grey);
}
nav a:last-child {
  margin-right: calc(-0.95rem - 3px);
}
nav a:hover, nav a:focus {
  color: var(--red);
  border-color: var(--red);
}
@media (max-width: 768px) {
  nav {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  nav a {
    margin: 1rem 0;
    font-size: 1.5rem;
  }
}

.login-btn {
  color: var(--satan);
  font-size: 0.8rem;
  cursor: pointer;
  transition: color 0.25s;
}
.login-btn:hover, .login-btn:focus {
  color: var(--red);
}
.login-btn span {
  font-size: 1.2rem;
  color: var(--red);
  margin-right: 0.35rem;
}
@media (max-width: 768px) {
  .login-btn {
    order: 2;
    display: none;
  }
  .showmenu .login-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 1rem 0;
    font-size: 1.5rem;
  }
}

header {
  height: 7.5rem;
  position: fixed;
  left: 0;
  top: 0;
  background-color: #fff;
  width: 100%;
  z-index: 2;
}
header .logo {
  width: 16rem;
  height: 4.5rem;
  z-index: 100;
}
header .logo img {
  width: auto;
  height: 100%;
}