text: var x = 0;
  var y = 0;
  var w = 0;
  var t =0;
  
  function foto1(){
  
  var bnt = document.getElementsByClassName("bnt");
  var bnt2 = document.getElementsByClassName("bnt2");
  var bnt3 = document.getElementsByClassName("bnt3");
  x = document.getElementsByClassName("contFoto");
  x[0].style.backgroundImage = "url('imagens-icones/foto001.jpg')";
  bnt[0].style.backgroundColor= "lightgray";
  bnt2[0].style.backgroundColor= "white";
  bnt3[0].style.backgroundColor= "white";
  
  
  }
  	    	
  function foto2(){
  var bnt2 = document.getElementsByClassName("bnt2");
  var bnt = document.getElementsByClassName("bnt");
  var bnt3 = document.getElementsByClassName("bnt3");
  y = document.getElementsByClassName("contFoto");
  y[0].style.backgroundImage = "url('imagens-icones/foto002.png')";
  bnt2[0].style.backgroundColor= "lightgray";
  bnt[0].style.backgroundColor= "white";
  bnt3[0].style.backgroundColor= "white";
  
  }
  
  function foto3(){
  var bnt3 = document.getElementsByClassName("bnt3");
  var bnt2 = document.getElementsByClassName("bnt2");
  var bnt = document.getElementsByClassName("bnt");
  
  w = document.getElementsByClassName("contFoto");
  w[0].style.backgroundImage = "url('imagens-icones/foto003.png')";
  bnt3[0].style.backgroundColor= "lightgray";
  bnt2[0].style.backgroundColor= "white";
  bnt[0].style.backgroundColor= "white";
  
  } 
  var g =0;
  var m =0;
  function menuDesce(){
  	if(g == 0){
   t = document.getElementsByClassName("menuExpande");
   m = document.getElementsByClassName("menuMobile");
   m[0].style.transform = "rotate(90deg)";
   t[0].style.marginTop="0px";
   g = 1;
   }
   else{
   t = document.getElementsByClassName("menuExpande");
   m = document.getElementsByClassName("menuMobile");
   m[0].style.transform = "rotate(0deg)";
   t[0].style.marginTop="-200px";
   g = 0;
   }
  }
  