style.css

html,
body {
  width: 100%;
  height: 100%;
  margin: auto 0;
  font-family: "Ubuntu", sans-serif;
  background-color: black;
}

header {
  background-color: black;
  color: black;
  height: 10%;
  width: 100%;
  font-size: 30px;
  line-height: 100px;
  margin-right: 10px;
  text-align: right;
}


.score {
  width: 210px;
  height: 583px;
  float: left;
  text-align: center;
  font-size: 100px;
  line-height: 0px;
  position: relative;
  top: 177px;
  background-image: url("fire.gif");
  background-repeat: no-repeat;
  background-size: 100%;
}

.score2 {
  width: 210px;
  height: 583px;
  float: left;
  text-align: center;
  font-size: 80px;
  line-height: 0px;
  position: relative;
  top: 177px;
  background-image: url("fire.gif");
  background-repeat: no-repeat;
  background-size: 100%;
}


canvas#gameCanvas {
  float: left;
}

p {
  margin: auto 0;
  margin-top: 74.5px;
}

.opvulling {
  background-color: #0b0b0f;
  position: relative;
  bottom: 177px;
  width: 100%;
  height: 177px;
}
#humanscore {
  color: white;
}

#botscore {
  color: white;
}

.particle {
  width: 15px;
  height: 15px;
  border-radius: 5%;
  transform: translate(-50%, -50%);
  z-index: 111111;
  position: absolute;
  background: red;
  animation: fade-out 1s ease;
}

@keyframes fade-out {
  from{
    opacity: 1;
    background: #e79a0b;
    transform: translate(-50%, -50%) rotate(0deg)
  }
  to{
    opacity: 1;
    background: #d64700;
    transform: translate(-50%, -50%) rotate(360deg) scale(1.2)
  }
}