JSFiddle - React, Tailwind, and code Playground
HTML
<div id="service01" class="container">
サービス1
</div>
<div id="service02" class="container">
サービス2
</div>
JavaScript
$('#service02, #service03, #service04').hide();
//
var services = ['#service01','#service02','#service03','#service04'];
var nowProcess = 0;
//
var fadeProcess = function(){
//
var fadeOutTgt = nowProcess;
if(++nowProcess == services.length)nowProcess = 0;
var fadeInTgt = nowProcess;
//
setTimeout(function(){
//
$(services[fadeOutTgt]).fadeOut(500);
//
setTimeout(function(){
//
$(services[fadeInTgt]).fadeIn();
//
fadeProcess();
//
},500);
//
},3000);
};
fadeProcess();