css/uchiwa-default/_bootstrap.scss
@import "variables";
.bootstrap-error #error {
display: block !important;
margin: 0 auto;
text-align: center;
}
.bootstrap-error .error-code {
bottom: 60%;
color: #2d353c;
font-size: 96px;
line-height: 100px;
}
.bootstrap-error .error-desc {
font-size: 14px;
color: #647788;
}