JS,CSS,HTML Restrict Possibilites

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<style type="text/css">
* : (input,textarea){-webkit-touch-callout:none;-webkit-user-select:none}
img{-webkit-touch-callout:none;-webkit-user-select:none}
</style>

<script type="text/javascript">
function disableSelection(e){if(typeof e.onselectstart!="undefined")e.onselectstart=function(){return false};else if(typeof e.style.MozUserSelect!="undefined")e.style.MozUserSelect="none";else e.onmousedown=function(){return false};e.style.cursor="default"}window.onload=function(){disableSelection(document.body)}

document.oncontextmenu=function(e){var t=e||window.event;var n=t.target||t.srcElement;if(n.nodeName!="A")return false};
document.ondragstart=function(){return false};

window.addEventListener("keydown",function(e){if(e.ctrlKey&&(e.which==65||e.which==66||e.which==67||e.which==70||e.which==73||e.which==80||e.which==83||e.which==85||e.which==86)){e.preventDefault()}});document.keypress=function(e){if(e.ctrlKey&&(e.which==65||e.which==66||e.which==70||e.which==67||e.which==73||e.which==80||e.which==83||e.which==85||e.which==86)){}return false}

document.onkeydown=function(e){e=e||window.event;if(e.keyCode==123||e.keyCode==18){return false}}
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