style.css

:root {
  --glow-rgb: 147 112 216;
}

body {
  background-color: black;
  height: 100%;
  width: 100%;
  margin: 0rem;
  overflow: hidden;
}

#blob {
  background-color: white;
  height: 34vmax;
  aspect-ratio: 1;
  position: absolute;
  left: 50%;
  top: 50%;
  translate: -50% -50%;
  border-radius: 50%;
  background: linear-gradient(to right, aquamarine, mediumpurple);
  animation: rotate 20s infinite;
  opacity: 0.8;
}

#blur {
  height: 100%;
  width: 100%;
  position: absolute;
  z-index: 2;
  -webkit-backdrop-filter: blur(12vmax); /* fixes blur for Safari */
  backdrop-filter: blur(12vmax);
}

#time {
  font-size: clamp(1rem, 2vmin, 2rem);
  color: white;
  white-space: nowrap;
}

#money {
  font-size: clamp(1rem, 2vmin, 2rem);
  color: white;
  white-space: nowrap;
}

#stocks {
  font-size: clamp(1rem, 2vmin, 2rem);
  color: white;
  white-space: nowrap;
  text-align: center;
}

#title {
  text-align: center;
  font-size: clamp(2rem, 6vmin, 6rem);
  color: white;
  white-space: nowrap;
  animation-fill-mode: forwards;
}

#sellPrice {
  text-align: center;
  font-size: clamp(1rem, 3vmin, 3rem);
  color: white;
  white-space: nowrap;
}

#buyPrice {
  text-align: center;
  font-size: clamp(1rem, 3vmin, 3rem);
  color: white;
  white-space: nowrap;
}

button {
  cursor: pointer;
  font-family: "Space Mono", monospace;
  font-size: clamp(1rem, 3vmin, 3rem);
  color: white;
  background-color: transparent;
  padding: 0;
  border: none;
}

button:hover {
  text-decoration: underline;
}

canvas {
  white-space: nowrap;
  translate: 10%;
  display: block;
  border: transparent;
}

#content {
  font-family: "Space Mono", monospace;
  z-index: 5;
  position: absolute;
  height: 100%;
  width: 100%;
}

#sell {
  float: right;
}

#animation {
  width: 100%;
  animation-name: title;
  animation-duration: 2s;
  animation-fill-mode: forwards;
}

#game {
  display: none;
  animation-fill-mode: forwards;
}

#game.started {
  display: inline;
  animation: start 2s;
}

#menu.started {
  animation-fill-mode: forwards;
  animation: started 2s;
}

#title.started {
  animation: titleMinimize 2s forwards;
}

#endBlur {
  height: 100%;
  width: 100%;
  position: absolute;
  margin: auto;
}

#endBlur.ended {
  animation: endBlur 2s forwards;
}

#endText {
  display: none;
  margin: auto;
  position: none;
  font-family: "Space Mono", monospace;
  font-size: clamp(1rem, 3vmin, 3rem);
  color: white;
  text-align: center;
}

#endText.ended {
  display: inline;
  position: initial;
  width: 50%;
  transform: translate(0, 50%);
  z-index: 7;
  animation: endText 2s forwards;
}

#menuButton {
  margin-left: auto;
  margin-right: auto;
  display: block;
  opacity: 80%;
  transition: opacity 0.2s ease;
}

#menuButton:hover {
  opacity: 100%;
}

#sourceCode {
  opacity: 20%;
  width: clamp(4rem, 16vmin, 16rem);
  font-size: clamp(1rem, 2vmin, 2rem);
  text-align: right;
  transition: opacity 0.2s ease;
}

#sourceCode:hover {
  opacity: 80%;
}

#sourceCode.started {
  display: none;
}

/* trail */
.glow-point {
  position: absolute;
  box-shadow: 0rem 0rem 1.2rem 0.6rem rgb(var(--glow-rgb));
  pointer-events: none;
  z-index: 3;
}

.star {
  position: absolute;
  z-index: 4;
  color: white;
  font-size: 1rem;
  animation-duration: 1500ms;
  animation-fill-mode: forwards;
  pointer-events: none;
}

@keyframes fall-1 {
  0% {
    transform: translate(0px, 0px) rotateX(45deg) rotateY(30deg) rotateZ(0deg)
      scale(0.25);
    opacity: 0;
  }

  5% {
    transform: translate(10px, -10px) rotateX(45deg) rotateY(30deg)
      rotateZ(0deg) scale(1);
    opacity: 1;
  }

  100% {
    transform: translate(25px, 200px) rotateX(180deg) rotateY(270deg)
      rotateZ(90deg) scale(1);
    opacity: 0;
  }
}

@keyframes fall-2 {
  0% {
    transform: translate(0px, 0px) rotateX(-20deg) rotateY(10deg) scale(0.25);
    opacity: 0;
  }

  10% {
    transform: translate(-10px, -5px) rotateX(-20deg) rotateY(10deg) scale(1);
    opacity: 1;
  }

  100% {
    transform: translate(-10px, 160px) rotateX(-90deg) rotateY(45deg)
      scale(0.25);
    opacity: 0;
  }
}

@keyframes fall-3 {
  0% {
    transform: translate(0px, 0px) rotateX(0deg) rotateY(45deg) scale(0.5);
    opacity: 0;
  }

  15% {
    transform: translate(7px, 5px) rotateX(0deg) rotateY(45deg) scale(1);
    opacity: 1;
  }

  100% {
    transform: translate(20px, 120px) rotateX(-180deg) rotateY(-90deg)
      scale(0.5);
    opacity: 0;
  }
}


@keyframes rotate {
  from {
    rotate: 0deg;
  }

  50% {
    scale: 1 1.5;
  }

  to {
    rotate: 360deg;
  }
}

@keyframes title {
  0% {
    height: 20%;
  }

  100% {
    height: 1%;
  }
}

@keyframes start {
  0% {
    opacity: 0%;
  }
  100% {
    opacity: 100%;
  }
}

@keyframes started {
  0% {
    opacity: 80%;
    height: clamp(1rem, 3vmin, 3rem);
  }
  100% {
    opacity: 0%;
    height: 0%;
  }
}

@keyframes titleMinimize {
  0% {
    font-size: clamp(2rem, 6vmin, 6rem);
  }
  100% {
    font-size: clamp(1rem, 2vmin, 2rem);
    white-space: nowrap;
  }
}

@keyframes endBlur {
  0% {
    -webkit-backdrop-filter: blur(0); /* fixes blur for Safari */
    backdrop-filter: blur(0);
  }
  100% {
    -webkit-backdrop-filter: blur(12px); /* fixes blur for Safari */
    backdrop-filter: blur(12px);
  }
}

@keyframes endText {
  0% {
    opacity: 0%;
  }
  100% {
    opacity: 100%;
  }
}