.scaffold-canvas{position:absolute;top:0px;left:0px;width:100%;height:100%;z-index:-1;}.nav-active{border-bottom-width:3px;border-bottom-style:solid;border-bottom-color:rgb(249, 115, 22);color:rgb(249, 115, 22);}html{scroll-behavior:smooth;}canvas{display:block;}.language-toggle{cursor:pointer;padding-top:0.5rem;padding-right:1rem;padding-bottom:0.5rem;padding-left:1rem;border-top-width:1px;border-right-width:1px;border-bottom-width:1px;border-left-width:1px;border-top-style:solid;border-right-style:solid;border-bottom-style:solid;border-left-style:solid;border-top-color:rgb(221, 221, 221);border-right-color:rgb(221, 221, 221);border-bottom-color:rgb(221, 221, 221);border-left-color:rgb(221, 221, 221);border-image-source:initial;border-image-slice:initial;border-image-width:initial;border-image-outset:initial;border-image-repeat:initial;border-top-left-radius:0.375rem;border-top-right-radius:0.375rem;border-bottom-right-radius:0.375rem;border-bottom-left-radius:0.375rem;transition-duration:0.3s;transition-timing-function:ease;transition-delay:0s;transition-property:all;}.language-toggle:hover{background-color:rgb(243, 244, 246);}.language-toggle.active{background-color:rgb(249, 115, 22);color:white;}.en-only{display:block;}.zh-only{display:block;}.lang-zh .en-only{display:none;}.lang-zh .zh-only{display:block;}