Replace go-bindata with go 1.16 embed (#452)

handlers/www/assets/style.css

@@ -0,0 +1,99 @@
+@import url('https://fonts.googleapis.com/css?family=Rationale');
+
+.selected button {
+    background-color: rgba(158,158,158,0.2);
+}
+
+.terminal-container {
+    background-color: #000;
+    padding: 0;
+    display: flex;
+    align-items: stretch;
+    justify-content: stretch;
+    flex: 1;
+}
+
+.terminal-instance{
+    width: 100%;
+}
+
+.clock {
+    font-family: 'Rationale', sans-serif;
+    font-size: 3.0em;
+    color: #1da4eb;
+    text-align: center;
+}
+
+.welcome {
+    background-color: #e7e7e7;
+}
+
+.welcome > div {
+    text-align: center;
+}
+
+.welcome > div > img {
+    max-width: 100%;
+}
+
+.g-recaptcha div {
+    margin-left: auto;
+    margin-right: auto;
+    margin-bottom: auto;
+    margin-top: 50px;
+}
+
+.uploadStatus .bottom-block {
+    display: block;
+    position: relative;
+    background-color: rgba(255, 235, 169, 0.25);
+    height: 30px;
+    width: 100%;
+}
+
+.uploadStatus .bottom-block > span {
+    display: inline-block;
+    padding: 8px;
+    font-size: 0.9em;
+}
+
+.uploadStatus {
+    display: block;
+    position: relative;
+    width: 100%;
+    border: 2px solid #aad1f9;
+    transition: opacity  0.1s linear;
+    border-top: 0px;
+}
+
+.disconnected {
+    background-color: #FDF4B6;
+}
+md-input-container {
+    margin-bottom: 0;
+}
+md-input-container .md-errors-spacer {
+    height: 0;
+    min-height: 0;
+}
+
+.stats {
+    min-height: 230px;
+}
+
+::-webkit-scrollbar {
+    -webkit-appearance: none;
+    width: 7px;
+}
+::-webkit-scrollbar-thumb {
+    border-radius: 4px;
+    background-color: rgba(0,0,0,.5);
+    -webkit-box-shadow: 0 0 1px rgba(255,255,255,.5);
+}
+.md-mini {
+    min-width: 24px;
+}
+
+.dragover {
+    opacity: 0.5;
+}