space-obstacles/app.css at master · cherouvim/space-obstacles · GitHub

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html {
  user-select: none;
  margin: 0;
  padding: 0;
  background: #000;
}
body {
  margin: 0;
  padding: 0;
  position: relative;
  overflow: hidden;
  font-family: sans-serif;
}
#content {
  position: absolute;
  margin: 0;
  padding: 0;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}
#loader {
  font-size: 9vw;
  color: #dcb9d4;
  position: absolute;
  top: 45vh;
  width: 100%;
  text-align: center;
  filter: drop-shadow(0 0 0.75rem #aa2);
  z-index: 5;
  transition: opacity 1s linear;
  pointer-events: none;
}
#splash {
  position: absolute;
  width: 100%;
  text-align: center;
  transition: opacity 1s linear, top 1s cubic-bezier(0.16, 1, 0.3, 1) /* https://easings.net/#easeOutExpo */;
  font-family: Georgia;
  pointer-events: none;
}
#splash.out {
  transition: opacity 2.5s cubic-bezier(0.7, 0, 0.84, 0) /* https://easings.net/#easeInExpo */,
    top 2.5s cubic-bezier(0.64, 0, 0.78, 0) /* https://easings.net/#easeInCirc */;
}
#splash span.logo {
  font-size: min(12vw, 9.5em); /* To prevent larger title than play area */
  color: white;
  filter: drop-shadow(0 0 0.9rem #aa2) drop-shadow(0.1em 0.1em 0.2rem #000) drop-shadow(-0.1em 0.1em 0.2rem #444)
    drop-shadow(10px 10px 0.3rem rgba(255, 0, 0, 0.3)) drop-shadow(-0.1em -0.1em 0.1rem rgba(40, 202, 25, 0.4))
    drop-shadow(0.1em -0.1em 0.1rem rgba(90, 215, 200, 0.4));
}
#splash span.icon {
  font-size: 3vw;
  color: white;
  margin: 2.5vw;
  line-height: 2em;
  transition: font-size 0.5s linear;
  filter: drop-shadow(0 0 0.6rem yellow) drop-shadow(0 0 0.1rem #000);
}
#message {
  font-size: 3vw;
  color: #ddd;
  position: absolute;
  top: 45vh;
  left: 0;
  filter: drop-shadow(0 0 6rem #f66) drop-shadow(0 0 2rem #aa2);
  width: 100%;
  text-align: center;
  background: #1f1f1f;
  line-height: 4em;
  z-index: 10;
}
#message a,
#message a:visited {
  color: #fff;
}
#message button {
  line-height: 1.5em;
  vertical-align: middle;
  font-size: 1.2em;
  color: #000;
  background: rgb(243 212 0);
  border-radius: 1vw;
  border: 2px solid #91730dbd;
  padding: 0.1em 0.3em;
  cursor: pointer;
}
#message button:hover {
  background: rgb(255 242 40);
}
canvas {
  opacity: 0;
  transition: opacity 2.5s linear;
  cursor: crosshair;
}
@keyframes health_damage {
  0% {
    border-color: red;
  }
  100% {
    border-color: f0ff081f;
  }
}

#health {
  position: fixed;
  left: 0.5em;
  top: 0.5em;
  border: 0.25vh solid #f0ff081f;
  border-radius: 0.5vw;
  height: 5vh;
  transition: opacity 4s linear;
  pointer-events: none;
}
#health.damage {
  animation-name: health_damage;
  animation-duration: 0.30s;
  animation-timing-function: linear;
  animation-iteration-count: 1;
}
#health span {
  border-radius: 0.25vw;
  display: block;
  /* https://stackoverflow.com/a/63302468/72478
  background: linear-gradient(
    90deg,
    rgba(255, 0, 0, 1) 0%,
    rgba(255, 154, 0, 1) 10%,
    rgba(208, 222, 33, 1) 20%,
    rgba(79, 220, 74, 1) 30%,
    rgba(63, 218, 216, 1) 40%,
    rgba(47, 201, 226, 1) 50%,
    rgba(28, 127, 238, 1) 60%,
    rgba(95, 21, 242, 1) 70%,
    rgba(186, 12, 248, 1) 80%,
    rgba(251, 7, 217, 1) 90%,
    rgba(255, 0, 0, 1) 100%
  ); */
  /* https://cssgradient.io/ */
  background: rgb(2, 0, 36);
  background: linear-gradient(
    0deg,
    rgb(0, 0, 0) 0%,
    rgb(230, 66, 110) 20%,
    rgb(238, 147, 79) 80%,
    rgb(255, 255, 255) 100%
  );
  height: calc(100% - 0.5vh);
  max-width: calc(100% - 0.5vh);
  margin: 0.25vh;
  opacity: 0.8;
}
#score {
  position: fixed;
  right: 0.5em;
  top: 0.5em;
  transition: opacity 4s linear;
  color: #e4ff00aa;
  font-size: 5vh;
  font-style: italic;
  line-height: 0.5em;
  filter: drop-shadow(2px 2px 1px #000) drop-shadow(0 0 0.2rem #aa2) drop-shadow(0.1em 0.1em 0.2rem #f00)
    drop-shadow(-0.1em -0.1em 0.2rem #44ff4444) drop-shadow(-17px -5px 0.3rem rgba(255, 0, 0, 0.3));
  pointer-events: none;
}
#fps {
  position: fixed;
  right: 0.5em;
  bottom: 0.25em;
  color: lime;
  padding: 0.3em;
  text-align: right;
  transition: opacity 2s;
  filter: drop-shadow(1px 1px 0 rgba(255, 255, 255, 0.5));
  pointer-events: none;
  opacity: 0.5;
}