css selector
by Outrora
HTML
<div id="ops-elem-opa"></div>
<div id="ops-elem1-opa"></div>
CSS
[id*="elem1"] {
background: black;
width: 100px;
height: 100px;
}
JavaScript
setTimeout(function(){
$('[id*="elem"]:not([id*="elem1"])').css({
background: 'dodgerblue',
height: '100px',
width: '100px'
});
}, 1000);