:root{--headline:#4a4a4a;--body-text-color:#5d686f;--block-quote-left-border:#d1dced;--code-block-background-color:#f5f5f5;--primary-background:#fff;--link-color:#00558d;--link-visited:var(--link-color);--border-color:#738691;--horizontal-rule:#dfe2e7;--nav-bar-background:var(--headline);--nav-bar-text-color:var(--primary-background)}html{font-family:Arial,Helvetica,sans-serif}h1,h2,h3,h4,h5,h6{color:var(--headline);line-height:1.45;letter-spacing:-.01em;line-height:1.25em}article{margin-top:.5em}body{text-rendering:optimizeLegibility;letter-spacing:-.01em;line-height:1.9rem;background-color:var(--primary-background);color:var(--body-text-color);font-size:1.125rem;margin:0}.main-content-wrap{display:block;padding-right:1.2em;padding-left:1.2em;padding-bottom:1.2em;margin:0 auto;grid-area:c;word-break:break-word}.headerBump{padding-top:3.5rem}.main-content-wrap img{display:block;width:auto;max-width:100%;margin-bottom:1.2rem}.headline{margin-bottom:0;margin-top:0}.headlineSubtext{font-size:.8em}blockquote{border-left:2px solid var(--block-quote-left-border);padding:.4em 1.2em}code,pre{font-size:1rem;font-family:"Courier New",Courier,monospace;font-weight:600;border-radius:3px;background:var(--code-block-background-color);padding:0 .4em;overflow-x:scroll;letter-spacing:.02em}pre>code{padding:0}a{color:var(--link-color);font-weight:400}a:visited{color:var(--link-visited)}.btmRule{border-bottom:1px solid var(--horizontal-rule);padding-bottom:3rem}.navBar{display:flex;flex-direction:column;align-items:center;background:var(--nav-bar-background);color:var(--nav-bar-text-color);padding-top:20px;height:100vh;z-index:40;grid-area:b}.navBar.hide{display:none}.header{display:flex;align-items:center;border-bottom:1px solid var(--horizontal-rule);color:var(--headline);background-color:var(--primary-background);z-index:20;padding:0;margin:0;grid-area:a}.headerCallout{margin:auto}#menuBtn{cursor:pointer;margin-left:1rem;fill:var(--headline)}.sidebarBtns{padding:0;list-style:none}.sidebarBtns>li{margin-bottom:1.5rem;text-align:center}.round{border-radius:50%}.bottomNavButtons{display:flex;flex-direction:row;margin-top:.5rem;width:100%}.spacer{flex-grow:1}.btn{width:auto;height:auto;background:var(--primary-background);border-radius:3px;margin:0;cursor:pointer;color:var(--body-text-color);border:1px solid var(--body-text-color);padding:.3em .2em;text-decoration:none;font-size:1.1rem;text-transform:uppercase}.btn:visited{background:var(--primary-background);color:var(--border-color);border:1px solid var(--border-color)}.btn.block{display:inline-block;margin-bottom:4px;margin-right:4px;font-size:.9rem}a.link-unstyled,div.link-unstyled,span.link-unstyled,svg.link-unstyled{cursor:pointer;color:inherit;text-decoration:none;font-weight:inherit}.navHero{height:227px;display:block}a.skip-main{left:-999px;position:absolute;width:1px;height:1px;overflow:hidden;z-index:-999}a.skip-main:focus,a.skip-main:active{position:relative;left:initial;width:100%;height:auto;padding:5px;border-radius:15px;text-align:center;margin:0 auto;font-size:1.2em;display:inline-block}