.menu {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 10;
  background-color: #000;
  height: 100vh;
  width: 100vw;
  opacity: 1;
  visibility: visible;
  transition: 1s;
  transition-property: opacity, transform;
}

.menu .title {
  position: absolute;
  top: 7%;
  word-spacing: 20vw;
  padding-left: 2rem;
  color: #db0000;
  font-size: 7rem;
}

.menu .sound-button {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 11;
  padding: 0.5rem;
  color: red;
  font-size: 2rem;
  cursor: pointer;
}

.menu .sound-button.on .fa-volume-high {
  display: initial;
}

.menu .sound-button.on .fa-volume-xmark {
  display: none;
}

.menu .sound-button.off .fa-volume-high {
  display: none;
}

.menu .sound-button.off .fa-volume-xmark {
  display: initial;
}

.difficulty .options,
.menu .options {
  color: #db0000;
  font-size: 3rem;
  position: absolute;
  top: calc(10vh + 2rem);
  letter-spacing: 0.1rem;
}

.difficulty .options {
  top: calc(28vh + 2rem);
}

.difficulty .options div,
.menu .options div {
  z-index: 11;
  width: 15rem;
  padding: 0.5rem 1rem;
  padding-bottom: 1.5rem;
  margin-bottom: 0.5rem;
  text-align: center;
}

.difficulty .options div:hover,
.menu .options div:hover,
.back:hover {
  background: url("../images/interface/menu_underline.png");
  background-repeat: no-repeat;
  background-position: bottom;
  background-size: contain;
  cursor: pointer;
}

.menu .logo {
  top: 1vh;
  background: url("../images/interface/menu_blood_logo.png");
}

.menu .logo {
  position: absolute;
  width: 100vw;
  height: 17rem;
  background-repeat: no-repeat !important;
  background-size: contain !important;
  background-position: center !important;
}

.difficulty,
.top-score,
.credits {
  position: absolute;
  top: 100vh;
  left: 0;
  z-index: 10;
  background-color: black;
  color: #db0000;
  transition: 1s;
  transition-property: opacity, transform;
}

.difficulty {
  top: 0;
  left: 100vw;
  opacity: 1;
  visibility: visible;
  transition: 1s;
  transition-property: opacity, transform;
}

.difficulty .title,
.top-score .title,
.credits .title {
  position: absolute;
  top: 1.5rem;
  font-size: 6rem;
  letter-spacing: 0.2rem;
}

.difficulty .back,
.top-score .back,
.credits .back {
  position: absolute;
  top: 1rem;
  left: 2rem;
  padding: 0.5rem 1rem;
  font-size: 3rem;
}

.top-score .options,
.credits .options {
  margin-top: 7.5rem;
  width: 80%;
  max-height: 75vh;
}

.top-score .options .level-tabs,
.top-score .options .scores-tab {
  justify-content: space-around;
  width: 100%;
}

.top-score .options .level-tabs {
  border: 1px solid red;
  border-right: none;
  margin-bottom: 2rem;
}

.top-score .options .level-tabs .tab:hover {
  color: #747474;
}

.top-score .options .scores-tab {
  margin-top: -1px;
  color: #ddd;
}

.top-score .options .level-tabs .tab,
.top-score .options .scores-tab .tab {
  flex-grow: 1;
  width: 11rem;
  padding: 0.5rem;
  text-align: center;
  font-size: 2rem;
}

.top-score .options .level-tabs .tab {
  border-right: 1px solid red;
  cursor: pointer;
}

.top-score .options .level-tabs .tab.active {
  color: whitesmoke;
  background: #232526;
}

.top-score .options .score-ranking {
  color: #ff0000;
  height: 100vh;
  width: 100%;
}

.top-score .options .score-ranking > div {
  justify-content: flex-start;
  font-family: "Edit undo";
  font-size: 1.5rem;
  padding: 1rem;
  width: 50%;
  height: 100%;
}

.top-score .options .score-ranking .empty {
  height: 100%;
  text-align: center;
}

.top-score .options .score-ranking > div:first-child {
  border-right: 1px solid red;
}

.top-score .options .score-ranking div > div {
  width: 100%;
  height: 1.35rem;
}

.top-score .options .score-ranking > div > div:first-child {
  color: gold;
}

.top-score .options .score-ranking > div > div:nth-child(2) {
  color: silver;
}

.top-score .options .score-ranking > div > div:nth-child(3) {
  color: #cd7f32;
}

.top-score .options .score-ranking div > div > div {
  font-family: "Edit undo";
  text-align: left;
}

.top-score .options .score-ranking div > div .nr {
  width: 4rem;
}

.top-score .options .score-ranking div > div .name {
  flex-grow: 1;
}

.top-score .options .score-ranking div > div .score {
  width: 12rem;
}

.credits .options {
  justify-content: center;
  align-content: flex-start;
  font-size: 1.5rem;
  width: 100vw;
}

.credits .options section {
  height: 60vh;
  margin-bottom: 10vh;
  width: 32rem;
}

.credits .options section:nth-child(2) {
  border-right: 1px solid #db0000;
  border-left: 1px solid #db0000;
  padding: 0 1rem;
  width: 14rem;
}

.credits .options section > div > div {
  padding: 0 1rem;
}

.credits .options h3 {
  text-align: center;
}

.credits .options .links a {
  color: #ddd;
  padding: 0.5rem;
  margin-bottom: 1vh;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}

.credits .options .links a:hover {
  text-decoration: underline;
}

.credits footer {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100vw;
  font-size: 1rem;
  letter-spacing: 0.1rem;
  background-color: black;
}

.credits footer a {
  color: #fff;
  text-decoration: none;
}

.credits footer a:hover {
  color: #fff;
  text-decoration: underline;
}

/* ---- Animations ---- */

.menu.anim {
  animation: change_bg 2s linear forwards;
}

.menu .logo.anim {
  animation: change_opacity1 5s linear forwards, anim_logo 12s forwards;
}

.menu .title.anim,
.menu .screen-button,
.menu .sound-button {
  animation: change_opacity2 9.5s linear forwards;
}

.menu .options.anim {
  animation: show_menu 12s forwards;
}

/* prettier-ignore */
@keyframes change_bg {
  from {background-color: whitesmoke;}
  to {background-color: black;}
}

/* prettier-ignore */
@keyframes change_opacity1 {
  0% {opacity: 0;}
  50% {opacity: 0;}
  100% {opacity: 1;}
}

/* prettier-ignore */
@keyframes change_opacity2 {
  0% {opacity: 0;}
  70% {opacity: 0;}
  100% {opacity: 1;}
}

@keyframes anim_logo {
  0% {
    background: url("../images/interface/menu_logo.png");
    transform: scale(2.5) translateY(calc(5rem + 2vh));
  }
  54.5% {
    background: url("../images/interface/menu_logo.png");
    transform: scale(2.5) translateY(calc(5rem + 2vh));
  }
  54.9% {
    background: url("../images/interface/menu_blood_logo.png");
    transform: scale(2.5) translateY(calc(5rem + 2vh));
  }
  75% {
    background: url("../images/interface/menu_blood_logo.png");
    transform: scale(2.5) translateY(calc(5rem + 2vh));
  }
  100% {
    background: url("../images/interface/menu_blood_logo.png");
    transform: scale(1) translateY(0vh);
  }
}

/* prettier-ignore */
@keyframes show_menu {
  0% {transform: translateY(100vh);}
  75% {transform: translateY(100vh);}
  100% {transform: translateY(0vh);}
}