html,
body {
    width: 100%;
    height: 100%;
}
h1 {
    color: #2a579a;  
    margin-top: 0;
}
.ctn {
    width: 100%;
    height: 100%;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
}
.row {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
}
.editor-row {
    -webkit-box-flex: 1;
    -ms-flex-positive: 1;
    flex-grow: 1;
}
.col {
    position: relative;
    width: 50%;
}
.col:first-child>div {
    padding-right: 0;
}
.col>div {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    padding: 20px;
}
.output {
    width: 100%;
    height: 100%;
    font-family: Monaco, MonoSpace;
    font-size: 14px;
}
.instructions,
.controls {
    padding: 20px 20px 0 20px;
}
.btn-copy {
    position: relative;
}
.btn-copy span {
    position: absolute;
    top: calc(100% + 5px);
    left: 0;
    z-index: 5;
    background: lightgray;
}
.btn {
    display: inline-block;
    padding: 6px 12px;
    margin-bottom: 0;
    font-size: 14px;
    font-weight: 400;
    line-height: 1.42857143;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    -ms-touch-action: manipulation;
    touch-action: manipulation;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    background-image: none;
    border: 1px solid transparent;
    border-radius: 4px;
}
.btn-primary {
    color: #fff;
    background-color: #2a579a;
    border-color: #2a579a;
}
.btn-default {
    color: #333;
    background-color: #fff;
    border-color: #ccc;
}
.tooltipped {
    position: relative;
}
.tooltipped:after {
    position: absolute;
    z-index: 1000000;
    display: none;
    padding: 5px 8px;
    font: normal normal 11px/1.5 Helvetica, arial, nimbussansl, liberationsans, freesans, clean, sans-serif, "Segoe UI Emoji", "Segoe UI Symbol";
    color: #fff;
    text-align: center;
    text-decoration: none;
    text-shadow: none;
    text-transform: none;
    letter-spacing: normal;
    word-wrap: break-word;
    white-space: pre;
    pointer-events: none;
    content: attr(aria-label);
    background: rgba(0, 0, 0, 0.8);
    border-radius: 3px;
    -webkit-font-smoothing: subpixel-antialiased;
}
.tooltipped:before {
    position: absolute;
    z-index: 1000001;
    display: none;
    width: 0;
    height: 0;
    color: rgba(0, 0, 0, 0.8);
    pointer-events: none;
    content: "";
    border: 5px solid transparent;
}
.tooltipped:hover:before,
.tooltipped:hover:after,
.tooltipped:active:before,
.tooltipped:active:after,
.tooltipped:focus:before,
.tooltipped:focus:after {
    display: inline-block;
    text-decoration: none;
}
.tooltipped-multiline:hover:after,
.tooltipped-multiline:active:after,
.tooltipped-multiline:focus:after {
    display: table-cell;
}
.tooltipped-s:after,
.tooltipped-se:after,
.tooltipped-sw:after {
    top: 100%;
    right: 50%;
    margin-top: 5px;
}
.tooltipped-s:before,
.tooltipped-se:before,
.tooltipped-sw:before {
    top: auto;
    right: 50%;
    bottom: -5px;
    margin-right: -5px;
    border-bottom-color: rgba(0, 0, 0, 0.8);
}
.tooltipped-se:after {
    right: auto;
    left: 50%;
    margin-left: -15px;
}
.tooltipped-sw:after {
    margin-right: -15px;
}
.tooltipped-n:after,
.tooltipped-ne:after,
.tooltipped-nw:after {
    right: 50%;
    bottom: 100%;
    margin-bottom: 5px;
}
.tooltipped-n:before,
.tooltipped-ne:before,
.tooltipped-nw:before {
    top: -5px;
    right: 50%;
    bottom: auto;
    margin-right: -5px;
    border-top-color: rgba(0, 0, 0, 0.8);
}
.tooltipped-ne:after {
    right: auto;
    left: 50%;
    margin-left: -15px;
}
.tooltipped-nw:after {
    margin-right: -15px;
}
.tooltipped-s:after,
.tooltipped-n:after {
    -webkit-transform: translateX(50%);
    transform: translateX(50%);
}
.tooltipped-w:after {
    right: 100%;
    bottom: 50%;
    margin-right: 5px;
    -webkit-transform: translateY(50%);
    transform: translateY(50%);
}
.tooltipped-w:before {
    top: 50%;
    bottom: 50%;
    left: -5px;
    margin-top: -5px;
    border-left-color: rgba(0, 0, 0, 0.8);
}
.tooltipped-e:after {
    bottom: 50%;
    left: 100%;
    margin-left: 5px;
    -webkit-transform: translateY(50%);
    transform: translateY(50%);
}
.tooltipped-e:before {
    top: 50%;
    right: -5px;
    bottom: 50%;
    margin-top: -5px;
    border-right-color: rgba(0, 0, 0, 0.8);
}
.tooltipped-multiline:after {
    width: -webkit-max-content;
    width: -moz-max-content;
    width: max-content;
    max-width: 250px;
    word-break: break-word;
    word-wrap: normal;
    white-space: pre-line;
    border-collapse: separate;
}
.tooltipped-multiline.tooltipped-s:after,
.tooltipped-multiline.tooltipped-n:after {
    right: auto;
    left: 50%;
    -webkit-transform: translateX(-50%);
    transform: translateX(-50%);
}
.tooltipped-multiline.tooltipped-w:after,
.tooltipped-multiline.tooltipped-e:after {
    right: 100%;
}
@media screen and (min-width: 0\0) {
    .tooltipped-multiline:after {
        width: 250px;
    }
}
.tooltipped-sticky:before,
.tooltipped-sticky:after {
    display: inline-block;
}
.tooltipped-sticky.tooltipped-multiline:after {
    display: table-cell;
}
.fullscreen-overlay-enabled.dark-theme .tooltipped:after {
    color: #000;
    background: rgba(255, 255, 255, 0.8);
}
.fullscreen-overlay-enabled.dark-theme .tooltipped .tooltipped-s:before,
.fullscreen-overlay-enabled.dark-theme .tooltipped .tooltipped-se:before,
.fullscreen-overlay-enabled.dark-theme .tooltipped .tooltipped-sw:before {
    border-bottom-color: rgba(255, 255, 255, 0.8);
}
.fullscreen-overlay-enabled.dark-theme .tooltipped.tooltipped-n:before,
.fullscreen-overlay-enabled.dark-theme .tooltipped.tooltipped-ne:before,
.fullscreen-overlay-enabled.dark-theme .tooltipped.tooltipped-nw:before {
    border-top-color: rgba(255, 255, 255, 0.8);
}
.fullscreen-overlay-enabled.dark-theme .tooltipped.tooltipped-e:before {
    border-right-color: rgba(255, 255, 255, 0.8);
}
.fullscreen-overlay-enabled.dark-theme .tooltipped.tooltipped-w:before {
    border-left-color: rgba(255, 255, 255, 0.8);
}