.c_snn {
 height: 100vh;
 align-items: center;
 }
 
 .c_snn h2 {
 text-align: center;
 font-size: 80px;
 }



 body {
 background-color: #F9F9F9;
 color: #222;
 font: 14px/1.4 Helvetica, Arial, sans-serif;
 margin: 0;
 padding-bottom: 45px;
 }
 
 a {
 cursor: pointer;
 text-decoration: none;
 }
 
 a:hover {
 text-decoration: underline;
 }
 
 abbr[title] {
 border-bottom: none;
 cursor: help;
 text-decoration: none;
 }
 
 code,
 pre {
 font: 13px/1.5 Consolas, Monaco, Menlo, "Ubuntu Mono", "Liberation Mono", monospace;
 }
 
 table,
 tr,
 th,
 td {
 background: #FFF;
 border-collapse: collapse;
 vertical-align: top;
 }
 
 table {
 background: #FFF;
 border: 1px solid #E0E0E0;
 box-shadow: 0px 0px 1px rgba(128, 128, 128, .2);
 margin: 1em 0;
 width: 100%;
 }
 
 table th,
 table td {
 border: solid #E0E0E0;
 border-width: 1px 0;
 padding: 8px 10px;
 }
 
 table th {
 background-color: #E0E0E0;
 font-weight: bold;
 text-align: left;
 }
 
 .hidden-xs-down {
 display: none;
 }
 
 .block {
 display: block;
 }
 
 .break-long-words {
 -ms-word-break: break-all;
 word-break: break-all;
 word-break: break-word;
 -webkit-hyphens: auto;
 -moz-hyphens: auto;
 hyphens: auto;
 }
 
 .text-muted {
 color: #999;
 }
 
 .container {
 max-width: 1024px;
 margin: 0 auto;
 padding: 0 15px;
 }
 
 .container::after {
 content: "";
 display: table;
 clear: both;
 }
 
 .exception-summary {
 background: #B0413E;
 border-bottom: 2px solid rgba(0, 0, 0, 0.1);
 border-top: 1px solid rgba(0, 0, 0, .3);
 flex: 0 0 auto;
 margin-bottom: 30px;
 }
 
 .exception-message-wrapper {
 display: flex;
 align-items: center;
 min-height: 70px;
 }
 
 .exception-message {
 flex-grow: 1;
 padding: 30px 0;
 }
 
 .exception-message,
 .exception-message a {
 color: #FFF;
 font-size: 21px;
 font-weight: 400;
 margin: 0;
 }
 
 .exception-message.long {
 font-size: 18px;
 }
 
 .exception-message a {
 text-decoration: none;
 }
 
 .exception-message a:hover {
 text-decoration: underline;
 }
 
 .exception-illustration {
 flex-basis: 111px;
 flex-shrink: 0;
 height: 66px;
 margin-left: 15px;
 opacity: .7;
 }
 
 .trace+.trace {
 margin-top: 30px;
 }
 
 .trace-head {
 -webkit-user-select: none;
 -moz-user-select: none;
 -ms-user-select: none;
 user-select: none;
 }
 
 .trace-head .trace-class {
 color: #222;
 font-size: 18px;
 font-weight: bold;
 line-height: 1.3;
 margin: 0;
 position: relative;
 }
 
 .trace-message {
 font-size: 14px;
 font-weight: normal;
 margin: .5em 0 0;
 }
 
 .trace-file-path,
 .trace-file-path a {
 margin-top: 3px;
 color: #999;
 color: #795da3;
 color: #B0413E;
 color: #222;
 font-size: 13px;
 }
 
 .trace-class {
 color: #B0413E;
 }
 
 .trace-type {
 padding: 0 2px;
 }
 
 .trace-method {
 color: #B0413E;
 color: #222;
 font-weight: bold;
 color: #B0413E;
 }
 
 .trace-arguments {
 color: #222;
 color: #999;
 font-weight: normal;
 color: #795da3;
 color: #777;
 padding-left: 2px;
 }
 
 @media (min-width: 575px) {
 .hidden-xs-down {
 display: initial;
 }
 }