html, body{
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

#player-box {
  height: 100vh;
  width: 100vw;
  user-select: none;
}

#player {
  /* user setting */
  --user-note-size: var(--note-size, 1);

  /* auto player size */
  --width: var(--playerWidth, 100vmax);
  --screenRatio: var(--playerRatio ,calc(16/9));

  --height: calc(var(--width) / var(--screenRatio));
  --topRatio: 0.0966666;
  --bottomRatio: 0.07;
  --innerWidth: calc(var(--width) * 0.82);
  --innerHeightRatio: calc(1 - var(--screenRatio) * (var(--topRatio) + var(--bottomRatio)));
  --innerHeight: calc(var(--height) * var(--innerHeightRatio));
  --innerOffset: calc(var(--width) * (var(--topRatio) - (var(--topRatio) + var(--bottomRatio)) / 2));

  --padding-top: calc((var(--height) - var(--innerHeight)) / 2 + var(--innerOffset));
  /* --padding-top: calc(var(--topRatio) * var(--height)); */
  --padding-bottom: calc((var(--height) - var(--innerHeight)) / 2 - var(--innerOffset));
  --padding-side: calc((var(--width) - var(--innerWidth)) / 2);

  /* background-image: url("./bg.jpg"); */
  background: #000000CB;
  background-size: cover;
  height: var(--height);
  width: var(--width);
  position: relative;
  overflow: hidden;
}

#player > div {
  position: absolute;
  width: var(--width);
  color: white
}

#player #ui {
  z-index: 5;
  color: white
}

#ui-top {
  top: 0;
  height: var(--padding-top);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

#ui-top > span {
  width: 33.33%;
  position: relative;
}

#pause {
  display: flex;
  justify-content: left;
  margin-top: calc(var(--padding-top) * 0.06);
  padding: calc(var(--padding-top) * 0.18) calc(var(--padding-top) * 0.24);
}
#pause-box {
  height: calc(var(--padding-top) * 0.24);
  width: calc(var(--padding-top) * 0.24);
}
.playing .pause-icon {
  height: calc(var(--padding-top) * 0.24);
  width: calc(var(--padding-top) * 0.06);
  border: white;
  border-style: solid;
  border-width: 0 calc(var(--padding-top) * 0.06) 0 calc(var(--padding-top) * 0.06);
}
.pause-icon {
  height: 0;
  width: 0;

  border-style: solid;
  border-width: calc(var(--padding-top) * 0.12) 0 calc(var(--padding-top) * 0.12) calc(var(--padding-top) * 0.19);
  border-color: transparent transparent transparent white;
  /* translate: 0.1s; */
}

#combo {
  display: flex;
  justify-content: center;
  font-size: calc(var(--padding-top) * 0.3);
  padding: calc(var(--padding-top) * 0.15) calc(var(--padding-top) * 0.24);
  transition: font-size calc(0.5s / var(--playspeed, 1));
}

#combo::after {
  content: 'x';
}

.combo-animation {
  animation: text-jump calc(0.5s / var(--playspeed, 1)) linear;
  animation-iteration-count: 1;
}

@keyframes text-jump {
  0% {
    margin-top: calc(var(--padding-top) * -0.015);
    font-size: calc(var(--padding-top) * 0.315);
  }
  5% {
    margin-top: calc(var(--padding-top) * -0.045);
    font-size: calc(var(--padding-top) * 0.345);
  }
  100% {
    margin-top: calc(var(--padding-top) * -0);
    font-size: calc(var(--padding-top) * 0.3);
  }
}

#score {
  /* display: flex;
  justify-content: right; */
  text-align: right;
  font-size: calc(var(--padding-top) * 0.3);
  padding: calc(var(--padding-top) * 0.15) calc(var(--padding-top) * 0.24);
}

#ui-center {
  top: var(--padding-top);
  height: var(--innerHeight);
  width: 100%;
}

#ui-bottom {
  font-size: calc(var(--padding-bottom) * 0.24);
  bottom: 0;
  height: var(--padding-bottom);
  display: flex;
  justify-content: space-between;
  align-items: center;
  opacity: 0.5;
  position: relative;
}

#ui-bottom > div {
  display: flex;
  align-items: center;
  padding: 0 calc(var(--padding-top) * 0.2);
}

#ui-bottom > div > span {
  position: relative;
}

#difficulty-brunch {
  height: calc(var(--padding-bottom) * 0.25);
  width: calc(var(--padding-bottom) * 0.25);
  background: linear-gradient(to top left,#6f0000,#200122);

  margin: 0 calc(var(--padding-top) * 0.15);
  
  display: flex;
  color: #fff;
  height: calc(var(--padding-bottom) * 0.48);
  max-height: calc(var(--padding-bottom) * 0.48);
  min-width: calc(var(--padding-bottom) * 0.48);
  width: fit-content;
  border-radius: calc(var(--padding-bottom) * 0.48);
  justify-content: center;
  align-items: center;
}

.easy #difficulty-brunch {
  background: linear-gradient(to bottom right,#4ca2cd,#67b26f);
}
.hard #difficulty-brunch {
  background: linear-gradient(to top left,#b06ab3,#4568dc);
}
.extreme #difficulty-brunch {
  background: linear-gradient(to top left,#6f0000,#200122);
}

#difficulty-name {
  margin: 0 calc(var(--padding-bottom) * 0.06) 0 calc(var(--padding-bottom) * 0.24);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  /* max-width: 100px; */
}

#difficulty-level {  
  margin: 0 calc(var(--padding-bottom) * 0.24) 0 calc(var(--padding-bottom) * 0.06);
}

.mod-brunch {
  height: calc(var(--padding-bottom) * 0.25);
  width: calc(var(--padding-bottom) * 0.25);
  background: linear-gradient(to top left,#6f0000,#8a2e2e);

  margin: 0 calc(var(--padding-top) * 0.15);
  
  display: flex;
  color: #fff;
  height: calc(var(--padding-bottom) * 0.48);
  max-height: calc(var(--padding-bottom) * 0.48);
  min-width: calc(var(--padding-bottom) * 0.48);
  width: fit-content;
  border-radius: calc(var(--padding-bottom) * 0.48);
  justify-content: center;
  align-items: center;
}

#mod-name {
  margin: 0 calc(var(--padding-bottom) * 0.18);
  flex: 1;
  font-size: calc(var(--padding-bottom) * 0.2);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: bold;
}


#player-background {
  z-index: -1;
  height: var(--height);
  background-size: cover;
  background-position: center;
}

#note-box {
  --sys-note-size: 0.3;

  display: inline-block;
  margin-top: var(--padding-top);
  margin-left: var(--padding-side);

  height: calc(var(--innerHeight));
  width: var(--innerWidth);
  /* background-color: gray; */
  position: relative;
}
#note-effect-box {
  margin-top: var(--padding-top);
  margin-left: var(--padding-side);
  height: calc(var(--innerHeight));
  width: var(--innerWidth);
  /* background-color: gray; */
  position: absolute;
}
#note-effect-contents {
  height: calc(var(--innerHeight));
  width: var(--innerWidth);
  /* background-color: gray; */
  position: relative;
}

#scanline-position {
  /* --linewidth: 0.1; */
  width: var(--width);
  height: 4px;
  left: calc(50% - var(--width) / 2);
  position: absolute;
}

#scanline-body {
  width: calc(var(--width) * var(--linewidth, 1));
  height: 100%;
  background-color: white;
  background-color: var(--scanline-color, white);
  margin: auto;
  transition: background-color calc(1s / var(--playspeed, 1));
}

#borders {
  height: 100%;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

#borders > div {
  width: 100%;
  height: 2px;
  margin-left: auto;
  margin-right: auto;
  margin-top: -1px;
  margin-bottom: -1px;
  background-image: linear-gradient(to right, #ffffff00, #ffffff7F, #ffffff00);
}

.note-position {
  position: absolute;
}

#player.pause * {
  animation-play-state: paused;
}
#player.playing * {
  animation-play-state: running;
}

#event-text {
  position: absolute;
  top: calc(-1 * var(--padding-top));
  left: 0;
  width: 100%;
}

#event-text-content {
  color: var(--text-color, white);
  position: absolute;
  width: 100%;
  white-space:nowrap;
  text-align: center;
  top: calc(var(--padding-top) + var(--innerHeight) + var(--padding-bottom) * 0.1);
  font-size: calc(var(--padding-bottom) * 0.25);
  
  letter-spacing: 0px;
  text-indent: 0px;

  animation: event-text-content-spacing calc(1.3661s / var(--playspeed, 1)) cubic-bezier(0.64, 0, 0.78, 0) calc(var(--delay-time, 0s) / var(--playspeed, 1)), event-text-content-flash calc(0.33s / var(--playspeed, 1)) steps(1) calc(var(--delay-time, 0s) / var(--playspeed, 1)), event-text-content-flash calc(0.33s / var(--playspeed, 1)) steps(1) calc((1.0361s + var(--delay-time, 0s)) / var(--playspeed, 1)) 1 normal forwards;
  
}

@keyframes event-text-content-spacing {
  from {
    letter-spacing: 0px;
    text-indent: 0px;
  }
  to {
    letter-spacing: 50px;
    text-indent: 50px;
  }
}
@keyframes event-text-content-flash {
  10% {
    opacity: 1;
  }
  20% {
    opacity: 0;
  }
  30% {
    opacity: 1;
  }
  40% {
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  60% {
    opacity: 0;
  }
  70% {
    opacity: 1;
  }
  80% {
    opacity: 0;
  }
  90% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

/* .debug-body {
  border: 2px solid greenyellow;
} */