Web3 Explainers: Layer 2

Layer 2 blockchains improve speed and reduce costs by working alongside Layer 1 chains like Ethereum, making Web3 more scalable.

body,html{padding:0;margin:0;}body{font-family:sans-serif;}.screen-reader-text{border:0;clip:rect(1px,1px,1px,1px);clip-path:inset(50%);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px;word-wrap:normal !important;}.dashicons{display:inline-block;width:20px;height:20px;background-color:transparent;background-repeat:no-repeat;background-size:20px;background-position:center;transition:background .1s ease-in;position:relative;top:5px;}.dashicons-no{background-image:url("data:image/svg+xml;charset=utf8,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20viewBox%3D%270%200%2020%2020%27%3E%3Cpath%20d%3D%27M15.55%2013.7l-2.19%202.06-3.42-3.65-3.64%203.43-2.06-2.18%203.64-3.43-3.42-3.64%202.18-2.06%203.43%203.64%203.64-3.42%202.05%202.18-3.64%203.43z%27%20fill%3D%27%23fff%27%2F%3E%3C%2Fsvg%3E");}.dashicons-no.nitro-lazy{background-image:none !important;}.dashicons-admin-comments{background-image:url("data:image/svg+xml;charset=utf8,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20viewBox%3D%270%200%2020%2020%27%3E%3Cpath%20d%3D%27M5%202h9q.82%200%201.41.59T16%204v7q0%20.82-.59%201.41T14%2013h-2l-5%205v-5H5q-.82%200-1.41-.59T3%2011V4q0-.82.59-1.41T5%202z%27%20fill%3D%27%2382878c%27%2F%3E%3C%2Fsvg%3E");}.dashicons-admin-comments.nitro-lazy{background-image:none !important;}.wp-embed-comments a:hover .dashicons-admin-comments{background-image:url("data:image/svg+xml;charset=utf8,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20viewBox%3D%270%200%2020%2020%27%3E%3Cpath%20d%3D%27M5%202h9q.82%200%201.41.59T16%204v7q0%20.82-.59%201.41T14%2013h-2l-5%205v-5H5q-.82%200-1.41-.59T3%2011V4q0-.82.59-1.41T5%202z%27%20fill%3D%27%230073aa%27%2F%3E%3C%2Fsvg%3E");}.wp-embed-comments a:hover .dashicons-admin-comments.nitro-lazy{background-image:none !important;}.dashicons-share{background-image:url("data:image/svg+xml;charset=utf8,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20viewBox%3D%270%200%2020%2020%27%3E%3Cpath%20d%3D%27M14.5%2012q1.24%200%202.12.88T17.5%2015t-.88%202.12-2.12.88-2.12-.88T11.5%2015q0-.34.09-.69l-4.38-2.3Q6.32%2013%205%2013q-1.24%200-2.12-.88T2%2010t.88-2.12T5%207q1.3%200%202.21.99l4.38-2.3q-.09-.35-.09-.69%200-1.24.88-2.12T14.5%202t2.12.88T17.5%205t-.88%202.12T14.5%208q-1.3%200-2.21-.99l-4.38%202.3Q8%209.66%208%2010t-.09.69l4.38%202.3q.89-.99%202.21-.99z%27%20fill%3D%27%2382878c%27%2F%3E%3C%2Fsvg%3E");display:none;}.dashicons-share.nitro-lazy{background-image:none !important;}.js .dashicons-share{display:inline-block;}.wp-embed-share-dialog-open:hover .dashicons-share{background-image:url("data:image/svg+xml;charset=utf8,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20viewBox%3D%270%200%2020%2020%27%3E%3Cpath%20d%3D%27M14.5%2012q1.24%200%202.12.88T17.5%2015t-.88%202.12-2.12.88-2.12-.88T11.5%2015q0-.34.09-.69l-4.38-2.3Q6.32%2013%205%2013q-1.24%200-2.12-.88T2%2010t.88-2.12T5%207q1.3%200%202.21.99l4.38-2.3q-.09-.35-.09-.69%200-1.24.88-2.12T14.5%202t2.12.88T17.5%205t-.88%202.12T14.5%208q-1.3%200-2.21-.99l-4.38%202.3Q8%209.66%208%2010t-.09.69l4.38%202.3q.89-.99%202.21-.99z%27%20fill%3D%27%230073aa%27%2F%3E%3C%2Fsvg%3E");}.wp-embed-share-dialog-open:hover .dashicons-share.nitro-lazy{background-image:none !important;}.wp-embed{padding:25px;font-size:14px;font-weight:400;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;line-height:1.5;color:#8c8f94;background:#fff;border:1px solid #dcdcde;box-shadow:0 1px 1px rgba(0,0,0,.05);overflow:auto;zoom:1;}.wp-embed a{color:#8c8f94;text-decoration:none;}.wp-embed a:hover{text-decoration:underline;}.wp-embed-featured-image{margin-bottom:20px;}.wp-embed-featured-image img{width:100%;height:auto;border:none;}.wp-embed-featured-image.square{float:left;max-width:160px;margin-right:20px;}.wp-embed p{margin:0;}p.wp-embed-heading{margin:0 0 15px;font-weight:600;font-size:22px;line-height:1.3;}.wp-embed-heading a{color:#2c3338;}.wp-embed .wp-embed-more{color:#c3c4c7;}.wp-embed-footer{display:table;width:100%;margin-top:30px;}.wp-embed-site-icon{position:absolute;top:50%;left:0;transform:translateY(-50%);height:25px;width:25px;border:0;}.wp-embed-site-title{font-weight:600;line-height:1.78571428;}.wp-embed-site-title a{position:relative;display:inline-block;padding-left:35px;}.wp-embed-meta,.wp-embed-site-title{display:table-cell;}.wp-embed-meta{text-align:right;white-space:nowrap;vertical-align:middle;}.wp-embed-comments,.wp-embed-share{display:inline;}.wp-embed-meta a:hover{text-decoration:none;color:#2271b1;}.wp-embed-comments a{line-height:1.78571428;display:inline-block;}.wp-embed-comments+.wp-embed-share{margin-left:10px;}.wp-embed-share-dialog{position:absolute;top:0;left:0;right:0;bottom:0;background-color:#1d2327;background-color:rgba(0,0,0,.9);color:#fff;opacity:1;transition:opacity .25s ease-in-out;}.wp-embed-share-dialog.hidden{opacity:0;visibility:hidden;}.wp-embed-share-dialog-close,.wp-embed-share-dialog-open{margin:-8px 0 0;padding:0;background:0 0;border:none;cursor:pointer;outline:0;}.wp-embed-share-dialog-close .dashicons,.wp-embed-share-dialog-open .dashicons{padding:4px;}.wp-embed-share-dialog-open .dashicons{top:8px;}.wp-embed-share-dialog-close:focus .dashicons,.wp-embed-share-dialog-open:focus .dashicons{box-shadow:0 0 0 2px #2271b1;outline:2px solid transparent;border-radius:100%;}.wp-embed-share-dialog-close{position:absolute;top:20px;right:20px;font-size:22px;}.wp-embed-share-dialog-close:hover{text-decoration:none;}.wp-embed-share-dialog-close .dashicons{height:24px;width:24px;background-size:24px;}.wp-embed-share-dialog-content{height:100%;transform-style:preserve-3d;overflow:hidden;}.wp-embed-share-dialog-text{margin-top:25px;padding:20px;}.wp-embed-share-tabs{margin:0 0 20px;padding:0;list-style:none;}.wp-embed-share-tab-button{display:inline-block;}.wp-embed-share-tab-button button{margin:0;padding:0;border:none;background:0 0;font-size:16px;line-height:1.3;color:#a7aaad;cursor:pointer;transition:color .1s ease-in;}.wp-embed-share-tab-button [aria-selected=true]{color:#fff;}.wp-embed-share-tab-button button:hover{color:#fff;}.wp-embed-share-tab-button+.wp-embed-share-tab-button{margin:0 0 0 10px;padding:0 0 0 11px;border-left:1px solid #a7aaad;}.wp-embed-share-tab[aria-hidden=true]{display:none;}p.wp-embed-share-description{margin:0;font-size:14px;line-height:1;font-style:italic;color:#a7aaad;}.wp-embed-share-input{box-sizing:border-box;width:100%;border:none;height:28px;margin:0 0 10px;padding:0 5px;font-size:14px;font-weight:400;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;line-height:1.5;resize:none;cursor:text;}textarea.wp-embed-share-input{height:72px;}html[dir=rtl] .wp-embed-featured-image.square{float:right;margin-right:0;margin-left:20px;}html[dir=rtl] .wp-embed-site-title a{padding-left:0;padding-right:35px;}html[dir=rtl] .wp-embed-site-icon{margin-right:0;margin-left:10px;left:auto;right:0;}html[dir=rtl] .wp-embed-meta{text-align:left;}html[dir=rtl] .wp-embed-share{margin-left:0;margin-right:10px;}html[dir=rtl] .wp-embed-share-dialog-close{right:auto;left:20px;}html[dir=rtl] .wp-embed-share-tab-button+.wp-embed-share-tab-button{margin:0 10px 0 0;padding:0 11px 0 0;border-left:none;border-right:1px solid #a7aaad;}