n-gon-improved/style.css

body {
  font-family: "Helvetica", "Arial", sans-serif;
  margin: 0;
  overflow: hidden;
  background-color: #fff;
  user-select: none;
  /*cursor: crosshair;*/
}

canvas {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
}

#splash {
  user-select: none;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
}

*:focus {
  outline: none;
}

table {
  border-collapse: collapse;
  /* border: 1px solid #eee; */
  width: 360px;
  /* background-color: #ddd; */
}

summary {
  font-size: 1.2em;
}

#controls {
  position: absolute;
  bottom: 0px;
  left: 1px;
  z-index: 12;
  font-size: 1.3em;
  /* background-color: #ccc; */
  /* border-radius: 5px; */
}

#controls-div {
  padding: 10px;
  border-radius: 8px;
  background-color: #ddd;
}

#dmg {
  position: absolute;
  z-index: 2;
  width: 100%;
  height: 100%;
  display: none;
  background-color: #f67;
  opacity: 0;
  transition: opacity 1s;
}

#health-bg {
  position: absolute;
  top: 15px;
  left: 15px;
  height: 20px;
  width: 300px;
  background-color: #000;
  opacity: 0.1;
  z-index: 1;
  pointer-events: none;
  display: none;
}

#health {
  position: absolute;
  top: 15px;
  left: 15px;
  height: 20px;
  width: 0px;
  transition: width 1s ease-out;
  opacity: 0.6;
  z-index: 2;
  pointer-events: none;
  background-color: #f00;
}

.low-health {
  animation: blink 250ms infinite alternate;
}

@keyframes blink {
  from {
    opacity: 0.9;
  }

  to {
    opacity: 0.2;
  }
}

#fade-out {
  position: absolute;
  z-index: 2;
  width: 100%;
  height: 100%;
  background-color: #fff;
  opacity: 0;
  transition: opacity 5s;
  pointer-events: none;
}

#guns {
  position: absolute;
  top: 40px;
  left: 15px;
  z-index: 2;
  font-size: 23px;
  color: #111;
  background-color: rgba(255, 255, 255, 0.4);
  user-select: none;
  pointer-events: none;
  padding: 0px 5px 0px 5px;
  border-radius: 5px;
  /*border: 2px solid rgba(0, 0, 0, 0.4);*/
}

#mods {
  position: absolute;
  top: 15px;
  right: 15px;
  z-index: 2;
  font-size: 20px;
  color: #000;
  text-align: right;
  opacity: 0.5;
  line-height: 140%;
  background-color: rgba(255, 255, 255, 0.4);
  user-select: none;
  pointer-events: none;
  padding: 0px 5px 0px 5px;
  border-radius: 5px;
  /*border: 2px solid rgba(0, 0, 0, 0.4);*/
}

#text-log {
  position: absolute;
  top: 20px;
  left: 0;
  width: 100%;
  line-height: 150%;
  text-align: center;
  z-index: 2;
  font-size: 1.25em;
  color: #000;
  opacity: 0;
  transition: opacity 0.5s;
  pointer-events: none;
  user-select: none;
}

.box {
  padding: 3px 8px 3px 8px;
  border: 2px solid #444;
  border-radius: 4px;
  background-color: rgba(255, 255, 255, 0.5);
}

.faded {
  opacity: 0.5;
  font-size: 85%;
}

.wrapper {
  display: grid;
  grid-template-columns: 360px 10px;
  align-self: center;
  justify-content: center;
}

.grid-box {
  align-self: center;
  justify-self: center;
}

.mouse {
  color: #ccc;
  position: relative;
  padding: 37px 30px 37px 30px;
  border-radius: 25px;
  border: 2px solid #444;
  background-color: rgba(255, 255, 255, 0.5);
}

.mouse:after {
  content: "";
  position: absolute;
  z-index: 1;
  top: 4px;
  left: 26px;
  border-radius: 25px;
  /* background: #444; */
  border: 2px solid #444;

  width: 4px;
  height: 20px;
  border-radius: 10px / 25px;
}

.mouse-line {
  position: relative;
  top: 30px;
  left: 0px;
}

.mouse-line:after {
  content: "";
  position: absolute;
  z-index: 1;
  top: -35px;
  left: -30px;
  width: 60px;
  height: 2px;
  border-radius: 8px;
  background: #444;
}

.right {
  text-align: right;
}