Added operators
diff --git a/public/css/vc.css b/public/css/vc.css
new file mode 100644
index 0000000..0474e36
--- /dev/null
+++ b/public/css/vc.css
@@ -0,0 +1,141 @@
+@charset "utf-8";
+
+/*
+ sidebar: #496000
+ orange: #f4eebb
+*/
+
+body {
+ background-color: #7ba400;
+ color: white;
+ font-family: tahoma, verdana, arial;
+}
+
+.vc span + span {
+ margin-left: 5pt;
+}
+
+.vc .docGroup {
+ position: relative;
+ background-color: #7ba400;
+ color: white;
+ margin-left: 2em;
+ display: inline-block;
+ border-radius: 10px;
+ border-width: 0 3px 0 3px;
+ border-style: solid;
+ padding-left: 10px;
+ padding-right: 10px;
+}
+
+.vc .operators {
+ opacity: 0;
+ white-space: nowrap;
+ padding: 0;
+ font-size: 0;
+ line-height: 0;
+}
+
+.vc .operators > span,
+.vc .docGroup::before {
+ font-size: 9pt;
+ line-height: 1.3em;
+}
+
+.vc .operators > span {
+ padding: 0 4px;
+ display: inline-block;
+}
+
+.vc .operators > span.and {
+ background-color: white;
+ color: #7ba400;
+}
+
+.vc .operators > span.or {
+ background-color: #ffa500;
+ color: white;
+}
+
+.vc .operators > span.delete {
+ background-color: red;
+ border-radius: inherit;
+ color: white;
+}
+
+.vc .docGroup[data-operation=and]::before,
+.vc .docGroup[data-operation=and] .operators {
+ background-color: white;
+}
+
+.vc .docGroup[data-operation=or] {
+ border-color: #ffa500;
+}
+
+.vc .docGroup[data-operation=or]::before,
+.vc .docGroup[data-operation=or] .operators {
+ border-color: #ffa500;
+ background-color: #ffa500;
+ color: white;
+}
+
+.vc .docGroup::before,
+.vc .operators {
+ color: #7ba400;
+ border-color: white;
+ text-align: center;
+ font-weight: bold;
+ border-style: solid;
+}
+
+.vc .docGroup::before,
+.vc .docGroup > .operators {
+ position: absolute;
+ display: block;
+ top: 10px;
+ vertical-align: middle;
+}
+
+
+
+.vc .docGroup::before {
+ width: 3em;
+ /* width */
+ left: -3em;
+ /* border sizes (own and reals) */
+ margin-left: -5px;
+ border-width: 2px 0 2px 2px;
+ border-top-left-radius: 7px;
+ border-bottom-left-radius: 7px;
+}
+
+.vc .docGroup[data-operation=and]::before {
+ content: "und";
+}
+
+.vc .docGroup[data-operation=or]::before {
+ content: "oder";
+}
+
+.vc .doc > .operators {
+ display: inline-block;
+ border-width: 2px 2px 2px 2px;
+ border-radius: 7px;
+}
+
+.vc .docGroup > .operators {
+ left: 3px;
+ border-width: 2px 2px 2px 0;
+ border-top-right-radius: 7px;
+ border-bottom-right-radius: 7px;
+ margin-left: 100%;
+}
+
+.vc .docGroup:hover {
+ background-color: rgba(255,255,255,0.2);
+}
+
+.vc .docGroup:hover > .operators,
+.vc .doc:hover > .operators {
+ opacity: 1;
+}