#intro-trigger{display:none}#intro-trigger-label{display:block;position:fixed;width:256px;height:64px;background:url(/images/decoration/entrance/enter.png);filter:hue-rotate(45deg);cursor:pointer;z-index:1002;top:calc(50% - 32px);left:calc(50% - 128px);transition:transform 3s ease-in}#intro-trigger-label:active{background:#3700b3}#intro-trigger:checked~#full-intro{top:200%;visibility:hidden}#intro-trigger:checked~#intro-trigger-label{top:200%;visibility:hidden}#full-intro{display:block;position:fixed;background:var(--theme-color-3);width:100%;height:100%;top:0;left:0;visibility:visible;transition:top 3s ease-in,visibility 3s step-end;z-index:1001}#full-intro::before{content:"";background:url(/images/decoration/entrance/slime-top.gif);background-repeat:repeat-x;width:100%;height:128px;top:-128px;display:block;position:relative}