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              <header>
		<h1 id="title">Online Guitar Tuner</h1>
		<a class="josetxu" href="http://josetxu.com/" target="_blank">josetxu.com</a>
	</header>
    <section id="guitarBody">
		<button onmouseover="pickString(this.id)" onclick="clickString(this.id)" class="string" id="s6"></button>
		<button onmouseover="pickString(this.id)" onclick="clickString(this.id)" class="string" id="s5"></button>
		<button onmouseover="pickString(this.id)" onclick="clickString(this.id)" class="string" id="s4"></button>
		<button onmouseover="pickString(this.id)" onclick="clickString(this.id)" class="string" id="s3"></button>
		<button onmouseover="pickString(this.id)" onclick="clickString(this.id)" class="string" id="s2"></button>
		<button onmouseover="pickString(this.id)" onclick="clickString(this.id)" class="string" id="s1"></button>
		<div class="notes">
			<span class="lightOff" id="s6Note">E<span class="notas">MI</span></span>
			<span class="lightOff" id="s5Note">A<span class="notas">LA</span></span>
			<span class="lightOff" id="s4Note">D<span class="notas">RE</span></span>
			<span class="lightOff" id="s3Note">G<span class="notas">SOL</span></span>
			<span class="lightOff" id="s2Note">B<span class="notas">SI</span></span>
			<span class="lightOff" id="s1Note">E<span class="notas">MI</span></span>
		</div>
	</section>
	<footer>
		<button onclick="stopStrings()" class="inactive" id="btnStop">STOP</button>
		<button onclick="usePick()" class="inactive" id="btnPick">PICK</button>
		<button onclick="holdSound()" class="inactive" id="btnHold">HOLD</button>
	</footer>
            
          
!
            
              body {
	background: url(https://goo.gl/OiZuWr)repeat center center #000;
	font-family: Arial, Helvetica, San-serif;
	margin:0;
	outline: none;
}
header {
    height: 15vh;
    color: #151515;
    text-align: center;
    margin: 0;
    padding: 0.5vh;
    box-shadow: 0 0 25px 5px #000;
	box-sizing: border-box;
    border-bottom: 1px solid #111;
	background:url(https://goo.gl/v3Kc1o) repeat-x center center / contain transparent;
	position: relative;
}
h1 {
    margin: 0.5vh 0;
    font-size: 2em;
    padding: 3vh 0;
    background-color: #333333;
    -webkit-background-clip: text;
    -moz-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: rgba(255,255,255,0.5) 0px 1px 3px;  
}
h1#title.imgTitle{
	text-shadow: 0 0 25px rgba(20, 139, 255, 0.8), 0 0 15px rgba(30, 144, 255, 0.54);
    background-color: rgba(77, 134, 189, 0.8);
}
a.josetxu {
    position: absolute;
    right: 0px;
    top: 10px;
    text-decoration: none;
    font-size: 10px;
    color: #333;
    width: 33%;
    opacity: 0.5;
    margin: 0 33%;
}
a.josetxu:hover {
	opacity:1;
}
section {
	margin: 0 auto;
    float: none;
    height: 70vh;
    background: url(https://goo.gl/wXHQQG) no-repeat center 50% transparent;
    width: 360px;
    box-sizing: border-box;
}
button.string {
	border: none;
    float: left;
    width: 40px;
    margin: 0 7px 0 7px;
    height: inherit;
    outline: none;
    cursor: pointer;
    padding: 0 !important; 
	z-index: 1;
}

button.string:first-child {
    margin-left: 26px !important;
}

button#s6, button#s4, button#s4, button#s3, button#s1 {
    margin-left: 6px;
}
button#s2 {
    margin-left: 8px;
}

#guitarBody button {
	background-repeat:repeat-y ;
	background-position:center center;
	background-color:transparent;
}

#s1 {
	background-image: url(https://goo.gl/87LmLL); /*1.png*/
}
#s2 {
	background-image: url(https://goo.gl/2HdLQL);
}
#s3 {
	background-image: url(https://goo.gl/Zp7EnI);
}
#s4 {
	background-image: url(https://goo.gl/gqYw0K);
}
#s5 {
	background-image: url(https://goo.gl/wZCi52);
}
#s6 {
	background-image: url(https://goo.gl/5Whvqm);
}

#s1:hover {
	background-image: url(https://goo.gl/X5XRO6), url(https://goo.gl/87LmLL); /*brillo1|1.png*/
}
#s2:hover {
	background-image: url(https://goo.gl/X5XRO6), url(https://goo.gl/2HdLQL);
}
#s3:hover {
	background-image: url(https://goo.gl/X5XRO6), url(https://goo.gl/Zp7EnI);
}
#s4:hover {
	background-image: url(https://goo.gl/wV2vFA), url(https://goo.gl/gqYw0K);
}
#s5:hover {
	background-image: url(https://goo.gl/wV2vFA), url(https://goo.gl/wZCi52);
}
#s6:hover {
	background-image: url(https://goo.gl/q50FT0), url(https://goo.gl/5Whvqm);
}

#guitarBody button.string.playingSound {
	background-repeat:repeat-y, repeat-y, no-repeat !important;
	background-position:center center, center center, center 50% !important;
	background-color:transparent;
}
#s1.string.playingSound {	
	background-image: url(https://goo.gl/LQF8DD), url(https://goo.gl/X5XRO6), url(https://goo.gl/cx2PAC); /*1.gif|luz.png*/
}
#s2.string.playingSound {	
	background-image: url(https://goo.gl/CXfeSQ), url(https://goo.gl/X5XRO6), url(https://goo.gl/cx2PAC);
}
#s3.string.playingSound {	
	background-image: url(https://goo.gl/CXfeSQ), url(https://goo.gl/X5XRO6), url(https://goo.gl/cx2PAC);
}
#s4.string.playingSound {	
	background-image: url(https://goo.gl/rUVtU6), url(https://goo.gl/wV2vFA), url(https://goo.gl/cx2PAC);
}
#s5.string.playingSound {	
	background-image: url(https://goo.gl/daJySi), url(https://goo.gl/wV2vFA), url(https://goo.gl/cx2PAC);
}
#s6.string.playingSound {	
	background-image: url(https://goo.gl/3SwDif), url(https://goo.gl/q50FT0), url(https://goo.gl/cx2PAC);
}



/******** CONTROLS *******/
footer {
    margin: 0;
    background-color: hsl(0,0%,90%);
    height: 15vh;
	text-align:center;
	bottom: 0;
    position: relative;
    width: 100%;
	background:url(https://goo.gl/v3Kc1o) repeat-x center center /contain transparent;
	box-shadow: 0 0 25px 5px #000;
}
footer button {
    font-size: 0;
    height: 9vh;
    width: 140px;
    margin: 3vh 1vh 0;
    border: none;
    outline: none;
    font-weight: bold;
    color: transparent;
    cursor: pointer;
	text-align: center;
}
/******* buttons ******/
#btnStop {
    background: url(https://goo.gl/lNfQmE) no-repeat center right /contain;
	text-align: left;
}
#btnHold {
    background: url(https://goo.gl/lNfQmE) no-repeat center left /contain;
	text-align: right;
}
#btnHold:after , #btnStop:before {
    content: "HOLD";
    font-size: 18px;
    background-color: #333333;
    -webkit-background-clip: text;
    -moz-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: rgba(255,255,255,0.5) 0px 1px 3px;
}
#btnStop:before {
    content: "STOP";
}
#btnHold.active:after, #btnHold:active:after {
	text-shadow: 0px 1px 3px rgba(255,255,255,0.3), 0 0 15px #59a0f4, 0 0 20px #59a0f4, 0 0 25px #59a0f4, 0 0 30px #59a0f4, 0 0 35px #59a0f4;
	color: #1e90ff;
}
#btnStop:active:before {
	text-shadow: rgba(255,255,255,0.5) 0px 1px 3px, 0 0 15px #ff0000, 0 0 20px #ff0000, 0 0 25px #ff0000;
	color: #ff0000;
}
#btnStop:active {
    background: url(https://goo.gl/kX2vGS) no-repeat center right /contain;
}
#btnHold.active, #btnHold:active {
    background: url(https://goo.gl/hdPdRZ) no-repeat center left /contain;
}
/****** pick *****/
#btnPick {
    background: url(https://goo.gl/hmiOXy) no-repeat center center /contain;
	width: 100px;
	font-size: 22px;
}
#btnPick.active{    
    background: url(https://goo.gl/CuQnnp) no-repeat center center /contain;
}
section.pickActive , section.pickActive .string{
	cursor: url(https://goo.gl/aefGMD)10 60, auto;
}

/* NOTES */
.notes {
    position: absolute;
    width: 330px;
    top: 22%;
    z-index: -1;
	margin-left: 20px;
}
.notes span {
    width: 50px;
    display: inline-block;
    color: #171717;
    text-align: center;
    font-size: 50px;
    z-index: 0;
    text-shadow: -1px -1px 1px #000000, 0px 0px 1px #6f6f6f;
}
.notes .lightOn, .notes .lightOn span {
	color: #71abeb;
    text-shadow: 0px 0px 15px #3779c5, 0px 0px 25px #3779c5, 0px 0px 35px #71abeb, -1px -1px 1px #000000, 0px 0px 1px #6f6f6f;
	transition: all 0.2s ease;
}
.notas {
    font-size: 22px !important;
	margin-top: 42vh;
}

/* MEDIA QUERIES */
@media only screen and (max-width: 380px){
	section {
		margin-left: 0;
	}
}

@media only screen and (max-width: 359px){
	section {
		margin-left: 0px;
		background-position-x: -26px;
	}
	
}

@media only screen and (max-width: 320px){
	section {
		width: 320px;
		padding-left: 5px;
		box-sizing: border-box;
		margin-right: 0;
		background-position-x: -21px;
	}
	.notes {
		width: 320px;
		margin-left: 0px;
	}
	.notes span {
		width: 48px;
	}
	button.string:first-child {
		margin-left: 0 !important;
	}
	button.string:last-child {
		margin-right: 0!important;
	}
}

/* Hide Pick if we have an inaccurate pointing device */
@media (pointer:coarse) {
	#btnPick {
		display:none !important;
	}
}

/* Hide Pick if orientation is portrait (vertical)*/
@media only screen and  (orientation : portrait) {
    #btnPick {
		display:none !important;
	}
}

            
          
!
            
              /* VARIABLES */
/* sounds */
var s1 = new Audio('http://josetxu.com/html5/guitar-tuner/audio/s1.mp3');
var s2 = new Audio('http://josetxu.com/html5/guitar-tuner/audio/s2.mp3');
var s3 = new Audio('http://josetxu.com/html5/guitar-tuner/audio/s3.mp3');
var s4 = new Audio('http://josetxu.com/html5/guitar-tuner/audio/s4.mp3');
var s5 = new Audio('http://josetxu.com/html5/guitar-tuner/audio/s5.mp3');
var s6 = new Audio('http://josetxu.com/html5/guitar-tuner/audio/s6.mp3');

/* FUNCTIONS */
/* short getElementById */
function elem(id){
	var element = document.getElementById(id);
	return element;
}
/* tuner functions */
function pickString(thisString){
	if(pick == true) clickString(thisString);
}
function clickString(thisString) {
	elem('title').className='imgTitle';
	elem(thisString).className = "string";
	window[thisString].currentTime = 0;
	window[thisString].play();
	var thisNote = thisString+"Note";
	elem(thisString).className = "string playingSound";
	elem(thisNote).className = "lightOn";
	setTimeout(function(){ 		
		if(window[thisString].loop != true){
			elem(thisString).className = "string";
			elem(thisNote).className = "lightOff";
			if(document.querySelectorAll('.playingSound').length==0){
				elem('title').className='';
			}
		}
	}, 4500);
}
function holdSound(){
	if(s1.loop != true){
		s1.loop = s2.loop = s3.loop = s4.loop = s5.loop = s6.loop = true;
		elem('btnHold').className = "active";
	} else {
		s1.loop = s2.loop = s3.loop = s4.loop = s5.loop = s6.loop = false;
		elem('btnHold').className = "inactive";
		s1.pause(); s2.pause(); s3.pause(); s4.pause(); s5.pause(); s6.pause();	
		stopStrings();
	}
}
function stopStrings(){
	elem('title').className='';
	s1.pause(); s2.pause(); s3.pause(); s4.pause(); s5.pause(); s6.pause();
	var auxString = document.querySelectorAll('.playingSound');	
	for (var x in auxString) {
		if(auxString[x]!==undefined){
			auxString[x].className = "string";
		}
	}
	var auxNote = document.querySelectorAll(".lightOn");
	for (x in auxNote) {
		if(auxNote[x]!==undefined){
			auxNote[x].className = "lightOff";
		}
	}
}
function usePick(){
	var x = elem('btnPick').className;
	if(x == 'inactive'){
		elem('btnPick').className = 'active';
		pick = true;
		elem("guitarBody").className = 'pickActive';	
	} else {
		elem('btnPick').className = 'inactive';
		pick = false;
		elem("guitarBody").className = '';	
	}
}
/* ON LOAD */
(function() {
	setTimeout(function(){ 		
		clickString('s3');
	}, 500);
})();
            
          
!
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