Platforming w/ Gamepad Support

index.html

<!-- arrow keys to move and jump -->
<!-- also a double jump -->
<div id='game_console'>
  <div id='player2'></div>
  <div id='game_alert'></div>
  <div id='deaths_counter'></div>
  <div id='time_counter'></div>
</div>

platforming-w-gamepad-support.markdown

Platforming w/ Gamepad Support

Still working on adding feature at the moment.

1-27-22 / added portals feature

A Pen by Nexuscompute on CodePen.

License.

script.js

const gc = document.querySelector('#game_console')
const gc_loc = gc.getBoundingClientRect()
const player = 'player2'
var pl;

var cols = 40 // multiple of 16
var rows = 22 // multiple of 9
const tile_size = gc_loc.width*(100/cols/100)
const pl_size = tile_size*2
document.body.style.setProperty('--tile-line-height', pl_size+'px')

gc.style.width = '1000px'
gc.style.height = tile_size*rows+'px'

var gravity = 8,
    kd,
    x_speed = 5,
    pb_y = 0,
    score = 0,
    rot = 0,
    data_p = 0,
    bonus = 1,
    dead = false,
    kd_list = [],
    d = {},
    gp,
    gpa,
    dbljump = false,
    dash = false,
    timer = 0,
    level_num = -1;

const levels = [
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          1,1,1,1,0,0,0,0,0,4,4,4,4,0,8,8,8,0,0,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,3,0,
          1,1,1,1,1,1,1,1,0,1,1,1,1,0,0,0,0,0,0,1,1,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,3,0,
          1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,0,1,1,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,3,0,
          1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,3,0,
          1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,
          1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,
          0,0,0,0,0,0,1,1,0,1,1,1,0,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,0,0,1,1,1,0,
          0,0,1,1,1,1,1,1,0,1,1,1,0,1,1,1,1,1,0,1,1,0,1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,0,
          0,1,1,1,1,1,1,1,0,1,1,1,0,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,0,1,1,1,1,0,
          0,1,1,1,1,1,1,1,0,0,1,1,0,1,1,1,1,1,0,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,0,1,1,1,1,0,
          0,1,1,1,1,1,1,1,0,1,1,1,0,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,1,1,1,0,
          0,1,1,1,0,0,0,0,0,1,1,1,0,1,1,1,1,1,0,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,0,1,1,1,9,
          0,1,1,1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,1,1,1,9,
          0,1,1,1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,1,1,1,1,0,1,1,1,9,
          0,1,1,1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,2,2,2,1,1,1,1,1,1,1,1,1,0,1,1,1,9,
          0,1,1,1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,0,0,0,1,1,1,1,1,1,1,0,1,0,1,1,1,9,
          0,1,1,1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,0,8,0,1,1,1,1,1,1,1,1,1,0,1,1,1,9,
          0,0,0,0,0,1,1,1,1,1,1,1,0,2,2,2,2,2,0,0,0,0,0,0,8,0,1,1,1,1,1,1,1,1,1,0,0,0,0,0,
          8,8,8,8,0,1,1,1,1,1,1,1,0,0,0,0,0,0,0,8,8,8,8,8,8,0,2,2,2,1,1,1,1,1,1,0,8,8,8,8,
          8,8,8,8,0,2,2,2,2,2,0,0,0,8,8,8,8,8,8,8,8,8,8,8,8,0,0,0,0,1,1,1,1,1,1,0,8,8,8,8,
          8,8,8,8,0,0,0,0,0,0,0,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,0,0,0,0,0,0,0,0,8,8,8,8]
  },
  {
    start: '2,13',
    map: [8,8,8,8,8,8,8,8,0,0,0,0,0,0,8,8,8,8,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
          8,0,0,0,0,8,8,8,0,1,1,1,1,0,8,8,8,0,0,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,9,
          8,0,1,1,0,8,8,8,0,1,1,1,1,0,8,0,0,0,1,1,1,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,9,
          8,0,1,1,0,8,8,8,0,1,1,1,1,0,8,0,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,9,
          8,0,1,1,0,8,8,8,0,1,1,1,1,0,8,0,1,1,1,1,1,4,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,9,
          8,0,1,1,0,8,8,8,0,1,1,1,1,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,9,
          8,0,1,1,0,0,0,0,0,1,1,1,1,4,4,4,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,9,
          8,0,1,1,4,4,4,4,4,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,
          0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,8,8,8,8,8,8,8,8,
          0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,0,8,8,8,8,8,
          0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,3,0,8,8,8,8,8,
          0,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,3,0,0,0,8,8,8,
          1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,8,8,8,
          1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,8,8,8,
          1,1,1,1,1,1,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1,0,8,8,8,
          1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,8,8,
          1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,8,8,
          1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,8,
          0,0,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,
          8,8,8,8,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,
          8,8,8,8,0,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,0,
          8,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  }
]

function buildGame(){  
  // clear tiles and update level number
  gc.innerHTML = "<div id='"+player+"'></div><div id='game_alert'></div><div id='deaths_counter'></div><div id='time_counter'></div>"
  if(level_num < levels.length - 1) {
    level_num++  
  } else {
    level_num = 0
  }

  let time = 0
  let deaths = 0
  let tc = document.querySelector('#time_counter')
  let dc = document.querySelector('#deaths_counter')
  tc.innerHTML = 'TIME<br>'+ time
  dc.innerHTML = 'DEATHS<br>'+ deaths

  // set random level color
  document.body.style.setProperty('--root-clr', 'hsl('+Math.random()*360+'deg,75%,50%)')

  // add tiles for new level
  for(var i=0;i<cols*rows;i++) {
    var d = document.createElement('div')
    d.className = 'tile'

    if(levels[level_num].map[i] == 0) {   
      d.className = 'tile ground' 
      // d.style.background = 'dimgray'
    }
    if(levels[level_num].map[i] == 2) {
      d.className = 'tile lava'      
    }  
    if(levels[level_num].map[i] == 3) {
      d.className = 'tile lava spleft'      
    }
    if(levels[level_num].map[i] == 4) {
      d.className = 'tile lava sptop'      
    }  
    if(levels[level_num].map[i] == 5) {
      d.className = 'tile lava spright'      
    }
    if(levels[level_num].map[i] == 6) {
      d.className = 'tile portal1'      
    }
    if(levels[level_num].map[i] == 7) {
      d.className = 'tile portal2'      
    }
    if(levels[level_num].map[i] == 8) {
      d.className = 'tile innerwall'      
    }
    if(levels[level_num].map[i] == 9) {
      d.className = 'tile nextlevel'      
    }
    d.setAttribute('grid_loc', [i % cols,Math.floor(i/cols)])
    d.style.width = tile_size + 'px'
    d.style.height = tile_size + 'px'
    d.style.position = 'absolute'
    // d.innerHTML = i
    // d.style.outline = '1px dotted gray'
    d.style.left = (i % cols)*tile_size + 'px'
    d.style.top = Math.floor(i/cols)*tile_size + 'px'

    gc.appendChild(d)
  }    

  // add player stuff
  const ga = document.querySelector('#game_alert')
  var pl = document.querySelector('#'+player)
  pl.style.width = tile_size + 'px'
  pl.style.height = tile_size + 'px'
  pl.style.top = (tile_size*levels[level_num].start.split(',')[1]) + 'px'
  pl.style.left = (tile_size*levels[level_num].start.split(',')[0]) + 'px'

  // add info box
  ga.innerHTML = 'Arrow keys to move and jump<br>double jump / wall sliding'
  ga.style.opacity = '1'

  var pl_loc = pl.getBoundingClientRect() 
  var x = pl_loc.left

  function updatePlayer() {
    // get points based on player location
    var pl_loc = pl.getBoundingClientRect()  
    var pl_center = document.elementFromPoint(pl_loc.x + (tile_size*.5), pl_loc.y + (tile_size*.75))
    var pl_xy1 = document.elementFromPoint(pl_loc.x + (pl_loc.width*.25), pl_loc.y + pl_loc.height + gravity)
    var pl_xy2 = document.elementFromPoint(pl_loc.x + (pl_loc.width*.75), pl_loc.y + pl_loc.height + gravity)
    var pl_xy3 = document.elementFromPoint(pl_loc.x - (x_speed*.5), pl_loc.y + (pl_loc.height*.5))
    var pl_xy4 = document.elementFromPoint(pl_loc.x + pl_loc.width + (x_speed*.5), pl_loc.y + (pl_loc.height*.5))
    var pl_xy5 = document.elementFromPoint(pl_loc.x + (pl_loc.width*.5), pl_loc.y - (gravity*.5))
    var pl_xy6 = document.elementFromPoint(pl_loc.x + (pl_size*.5), pl_loc.y + pl_size)

    // console.log(pl_center)

    function endGame() {
      alert('you died')
    }

    //if dead stop, else update player and everything else
    if(!pl_xy1 || !pl_xy2 || dead) {
      // endGame()
    } else { 

      // set player top   
      // if player on ground set new top
      if(pl_xy1.classList.contains('ground') ||
         pl_xy2.classList.contains('ground')) {
        gravity = 0
      } else {
        if(gravity < 8) {
          gravity += .51
        } else {
          gravity = 8
        }
      }
      pl.style.top = pl_loc.top - 6.25 - gc_loc.top + gravity + 'px'
      // console.log(gravity)    

      var gamepads = navigator.getGamepads ? navigator.getGamepads() : (navigator.webkitGetGamepads ? navigator.webkitGetGamepads : []);
      if (!gamepads) {
        return;
      }
      var gp = gamepads[0];

      // add jump-force (change the gravity)
      if((d[38] 
          || (gp && (gp.buttons[0].pressed 
                     || gp.buttons[1].pressed 
                     || gp.buttons[2].pressed 
                     || gp.buttons[3].pressed))) 
         && gravity == 0) {  
        dbljump = false
        gravity = -9
      } 
      if((d[38] 
          || (gp && (gp.buttons[0].pressed 
                     || gp.buttons[1].pressed 
                     || gp.buttons[2].pressed 
                     || gp.buttons[3].pressed))) 
         && gravity > 0) {
        if(!dbljump) {
          gravity = -9 
        }      
        dbljump = true
      } 

      if(gp){
        var gpa = Math.round(gp.axes[0])
        if(gpa == 0 || gravity == 0 ) {
          pl.className = ''
          pl.style.transform = 'rotate(0deg)'
        }
      }      

      // track left/right movement
      if((d[37] || (gp && gpa == -1) ) && x > gc_loc.x) {
        if(!pl_xy3.classList.contains('ground')) { 
          x -= x_speed
          pl.className = ''
          pl.classList.add('goleft')
        } else {
          if(gravity > 0) {
            dbljump = false
            gravity = 1
            pl.style.transform = 'rotate(90deg)'
          }
          pl.className = ''
        }
      } 

      // console.log(x_speed)
      if((d[39] || (gp && gpa == 1) ) && x + pl_loc.width < gc_loc.x + gc_loc.width) {
        if(!pl_xy4.classList.contains('ground')) {        
          x += x_speed
          pl.className = ''
          pl.classList.add('goright')
        } else {
          if(gravity > 0) {
            dbljump = false
            gravity = 1
            pl.style.transform = 'rotate(-90deg)'
          } 
          pl.className = ''
        }
      } 

      pl.style.left = x - gc_loc.left + 'px'
      // pl.style.left = x + x_speed - gc_loc.left + 'px'

      // set different interactions based on tile type
      if(pl_xy5.classList.contains('ground')) {
        gravity = 8
      } 

      if(pl_center.classList.contains('lava')) {
        // console.log('lava')
        pl.style.top = (tile_size*levels[level_num].start.split(',')[1]) + 'px'
        pl.style.left = (tile_size*levels[level_num].start.split(',')[0]) + 'px'
        pl_loc = pl.getBoundingClientRect()
        x = pl_loc.left
        deaths++
        dc.innerHTML = 'DEATHS<br>'+ deaths
      }

      if(pl_center.classList.contains('portal1')) {
        let p2 = document.querySelector('.portal2')
        let p2_loc = p2.getBoundingClientRect()
        pl.style.top = p2_loc.top - gc_loc.top + 'px'
        pl.style.left = p2_loc.left - gc_loc.left + 'px'
        pl_loc = pl.getBoundingClientRect()
        x = pl_loc.left
      }

      if(pl_center.classList.contains('nextlevel')) {
        buildGame()
      }

      timer++
      function secondsToTime(e){
        var h = Math.floor(e / 3600).toString().padStart(2,'0'),
            m = Math.floor(e % 3600 / 60).toString().padStart(2,'0'),
            s = Math.floor(e % 60).toString().padStart(2,'0');

        return h + ':' + m + ':' + s;
        //return `${h}:${m}:${s}`;
      }
      tc.innerHTML = 'TIME<br>' + secondsToTime(timer)      

      playerTrail()
      setTimeout(updatePlayer, 1000/45) // update player 30-60 times a second
    }  
  }

  updatePlayer()

  // add trail behind player b/c it's fun
  function playerTrail() {
    if(player == 'player') {
      let x = pl.getBoundingClientRect().x
      let y = pl.getBoundingClientRect().y
      let b = document.createElement('div')
      b.className = 'trailBall'
      b.style.left = x + 11 - gc_loc.left + 'px'
      b.style.top = y + 5 - gc_loc.top + 'px'
      b.onanimationend = function(){
        b.remove()
      }
      gc.appendChild(b)  
    }

    if(player == 'player2') {
      let x = pl.getBoundingClientRect().x
      let y = pl.getBoundingClientRect().y
      let b = document.createElement('div')
      b.className = 'trailBall'
      let xx = Math.floor(Math.random()*15) + 5
      b.style.left = x + xx - gc_loc.left + 'px'
      b.style.top = y - 3 - gc_loc.top + 'px'
      b.onanimationend = function(){
        b.remove()
      }
      gc.appendChild(b)  
    }

  }

  // key tracking
  if(level_num > 0){
    window.addEventListener('keydown', function(e) { 
      d[e.which] = true;
    })
    window.addEventListener('keyup', function(e) {   
      d[e.which] = false; 
      pl.className = ''
      pl.style.transform = 'rotate(0deg)'
    })
    window.addEventListener("gamepadconnected", function(e) {
      var gp = navigator.getGamepads()[e.gamepad.index];
      // console.log("A " + gp.id + " was successfully detected! There are a total of " + gp.buttons.length + " buttons.")
    });
  } else {
    timer = 0
    deaths = 0
  }
}

window.addEventListener('load', buildGame)
window.focus()

style.css

:root {
  --root-clr: dimgray;
  --tile-line-height: 30px;
  --tile-size: 10px;
  --clr: gray;
  --pl-clr: 
    radial-gradient(circle at 75% 50%, white 1px, transparent 2px),
    radial-gradient(circle at 25% 50%, white 1px, transparent 2px),
    radial-gradient(circle at 75% 40%, black 3px, transparent 4px),
    radial-gradient(circle at 25% 40%, black 3px, transparent 4px),
    white;
}
html,
body {
  min-width: 100vw;
  min-height: 100vh;
  overflow: hidden;
  margin: 0;
  display: grid;
  place-items: center;
  background: #111;  
}

#game_console {
  width: 100%;
  max-width: 1000px;
  aspect-ratio: 16 / 9;
  position: relative;
  background:
    linear-gradient(to bottom, rgba(0,0,0,.65), rgba(0,0,0,1)),    
    var(--root-clr);  
  text-align: center;
  line-height: var(--tile-line-height);
  font-size: 0;
  color: transparent;
  user-select: none;
  box-shadow: 
    0 20px 20px black;
  /*   overflow: hidden; */
}

#deaths_counter,
#time_counter {
  padding: 0rem 1rem;
  font-size: 16px; 
  font-family: system-ui, serif;
  line-height: 100%;
  color: white;
/*   background: rgba(0,0,0,.75); */
  position: absolute;
  
}
#deaths_counter {
  top: 0;
  left: 0;
  transform: translate(0%,-125%);
/*   text-align: left; */
}
#time_counter {
  top: 0;
  right: 0;
  transform: translate(0%,-125%);
/*   text-align: right; */
}

#game_alert {
  padding: 1rem 2rem;
  font-size: 16px; 
  font-family: system-ui, serif;
  line-height: 100%;
  color: white;
  background: rgba(0,0,0,.75);
  border: 1px dashed white;
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translate(-50%,125%);
  z-index: 99999;
  border-radius: 50px;
  transition: .5s;
  opacity: 0;
  pointer-events: none;
  user-select: none;
}

h2 {
  margin: 0;
  margin-bottom: 10px;
}

.tile {
  /*   outline: 1px dashed rgba(0,0,0,.5); */
}

.ground {
  background: var(--root-clr);
  box-sizing: border-box;
  border-top: 5px solid rgba(0,0,0,.25);
  border-right: 5px solid rgba(0,0,0,.65);
  border-bottom: 5px solid rgba(0,0,0,.65);
  border-left: 5px solid rgba(0,0,0,.25);
  outline: 0;
  z-index: 2;
  /*   filter: brightness(.75); */
}

.innerwall {
  background: var(--root-clr);
  outline: 0;
}

/* lava spikes */
.lava {
  background:
    conic-gradient(at 50% 0%, transparent 0deg 153deg, rgba(0,0,0,.5) 155deg 190deg, rgba(255,255,255,.5) 192deg 205deg, transparent 207deg 360deg),
    conic-gradient(at 50% 0%, transparent 0deg 153deg, var(--root-clr) 155deg 195deg, var(--root-clr) 197deg 205deg, transparent 207deg 360deg);
}
.spleft {
  transform: rotate(-90deg);
}
.sptop {
  transform: rotate(180deg);
}
.spright {
  transform: rotate(90deg);
}

.portal1:after,
.portal2:after {
  content:'';
  width: 150%;
  height: 150%;
  position: absolute;
  top: -25%;
  left: 0;
  background: 
    radial-gradient(circle at 50% 50%, 
      rgba(0,0,0,1) 3px, 
      rgba(0,0,0,.75) 6px, 
      rgba(0,0,0,.75) 10px, 
      rgba(0,0,0,.5) 11px, 
      rgba(0,0,0,.5) 15px, 
      rgba(0,0,0,.25) 16px, 
      rgba(0,0,0,.25) 20px),
    var(--root-clr);
  animation: portal 2s linear infinite;
  /*   box-shadow: 
  inset 3px 0 0 3px rgb(0 0 0 / 25%), 
  3px 0px 0 2px rgb(255 255 255 / 50%); */
  pointer-events: none;
  border-radius: 50%;
}
@keyframes portal {
  50% {
    transform: scale(1.1);
  }
}

.nextlevel {
  /*   background:
  linear-gradient(to bottom right, transparent 10%, var(--root-clr) 10% 30%, transparent 30% 60%, var(--root-clr) 60% 80%, transparent 80%);
  background-size: 25px 25px; */
}

#player,
#player:after {
  content:'';
  width: 25px;
  height: 25px;
  background: transparent;
  position: absolute;
  z-index: 10000;
  pointer-events: none;
}
#player:before {
  content:'';
  width: 25px;
  height: 25px;
  position: absolute;
  left: 0;
  top: 0;
  background:
    radial-gradient(circle at 85% 15%, LightSeaGreen 3px, transparent 4px),
    radial-gradient(circle at 15% 15%, LightSeaGreen 3px, transparent 4px),
    radial-gradient(circle at 65% 90%, LightSeaGreen 2px, transparent 3px),
    radial-gradient(circle at 35% 90%, LightSeaGreen 2px, transparent 3px);
}

#player:after {
  width: 20px;
  height: 25px;
  background: 
    linear-gradient(to top, LightSeaGreen 0%, transparent 0%),
    radial-gradient(circle at 60% 40%, PaleTurquoise 2px, transparent 3px),
    radial-gradient(circle at 50% 50%, black 5px, transparent 6px),
    DarkTurquoise;
  position: absolute;
  top: -2.5px;
  left: 2.5px;
  z-index: 10000;
  border-radius: 50% 60% 50% 50% / 70% 70% 40% 40%;
  pointer-events: none;
  box-shadow: 
    inset 2px 2px 3px 3px rgba(255,255,255,.5),
    inset -2px -2px 3px 3px rgba(0,0,0,.33);
  animation: blink 4s linear infinite;
}

@keyframes blink {
  5% {
    background: 
    linear-gradient(to bottom, LightSeaGreen 35%, transparent 35%),
    radial-gradient(circle at 60% 40%, PaleTurquoise 2px, transparent 3px),
    radial-gradient(circle at 50% 50%, black 5px, transparent 6px),
    DarkTurquoise;
  }
  10% {
    background: 
    linear-gradient(to bottom, LightSeaGreen 60%, transparent 60%),
    radial-gradient(circle at 60% 40%, PaleTurquoise 2px, transparent 3px),
    radial-gradient(circle at 50% 50%, black 5px, transparent 6px),
    DarkTurquoise;
  }
  15% {
    background: 
    linear-gradient(to bottom, LightSeaGreen 0%, transparent 0%),
    radial-gradient(circle at 60% 40%, PaleTurquoise 2px, transparent 3px),
    radial-gradient(circle at 50% 50%, black 5px, transparent 6px),
    DarkTurquoise;
  }
}

/* player 2 player 2 player 2 */
#player2,
#player2:after {
  content:'';
  width: 25px;
  height: 25px;
  background: transparent;
  position: relative;
  z-index: 10000;
  pointer-events: none;
}
#player2:before {
  content:'';
  width: 25px;
  height: 25px;
  position: absolute;
  left: 0;
  top: 0;
  background:
    radial-gradient(circle at 65% 90%, white 2px, transparent 3px),
    radial-gradient(circle at 35% 90%, white 2px, transparent 3px);
  z-index: 10001;
}

#player2:after {
  width: 20px;
  height: 25px;
  background: 
    radial-gradient(circle at 60% 30%, white 2px, transparent 3px),
    radial-gradient(circle at 50% 40%, black 5px, transparent 6px),
    linear-gradient(to top, white, gold, orangered 50%),
    orangered;
  position: absolute;
  top: -4px;
  left: 2.5px;
  z-index: 10000;
  border-radius: 15px 15px 4px 4px;
  pointer-events: none;
  animation: blink2 4s linear infinite;
}
@keyframes blink2 {
  5% {
    background:       
      linear-gradient(to top, transparent 75%, orangered 75%),
      radial-gradient(circle at 60% 30%, white 2px, transparent 3px),
      radial-gradient(circle at 50% 40%, black 5px, transparent 6px),
      linear-gradient(to top, white, gold, orangered 50%),
      orangered;
  }
  10% {
    background:      
      linear-gradient(to top, transparent 50%, orangered 50%),
      radial-gradient(circle at 60% 30%, white 2px, transparent 3px),
      radial-gradient(circle at 50% 40%, black 5px, transparent 6px),
      linear-gradient(to top, white, gold, orangered 50%),
      orangered;
  }
  15% {
    background: 
      linear-gradient(to top, transparent 100%, orangered 100%),
      radial-gradient(circle at 60% 30%, white 2px, transparent 3px),
      radial-gradient(circle at 50% 40%, black 5px, transparent 6px),
      linear-gradient(to top, white, gold, orangered 50%),
      orangered;
  }
}

.goleft:after {
  transform: skewX(10deg);
}
.goright:after {
  transform: skewX(-10deg);  
}
.goleft:before,
.goright:before {

}

.trailBall {
  position: absolute;
  width: 3px;
  height: 3px;
  background: darkorange;
  border-radius: 50%;
  opacity: .75;
  pointer-events: none;
  opacity: 1;
  animation: trail .75s linear forwards;
}
@keyframes trail {
  100% { transform: translateY(-25px); opacity: 0; }
}