wave/src/main/resources/org/waveprotocol/wave/client/wavepanel/view/dom/full/ContinuationIndicator.css

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 * CSS Stylesheet for the inline thread continuation indicator.
 *
 * author: michael.macfadden@gmail.com (Michael MacFadden)
 */
.indicator {
  transition: opacity 0.1s linear;
  -moz-transition: opacity 0.1s linear;
  -webkit-transition: opacity 0.1s linear;
  cursor: pointer;
  position: relative;
  z-index: 1;
}

@if user.agent ie6 ie8 {

  /*
   * When CssResource combines a literal string with other property values, it
   * gets semicolon placement incorrect, resulting in malformed css.  To work
   * around this, we use a different selector.
   */
  .indicator .bar, .indicator .icon {
    filter: literal("alpha(opacity = 0)");
  }
} @else {
  .indicator {
    opacity: 0;
  }
}

@if user.agent ie6 ie8 {
  .indicator:hover .bar, .indicator:hover .icon {
    filter: literal("alpha(opacity = 100)");
  }
} @else {
  .indicator:hover {
    opacity: 1.0;
  }
}

@sprite .icon {
  gwt-image: 'continuationIcon';
  overflow: visible;
  left: 13px;
  overflow: visible;
  position: absolute;
  top: 2px;
  z-index: 2;
}

.bar {
  background-color: #EEE;
  border: solid #5590D2;
  border-radius: 3px;
  -moz-border-radius: 3px;
  -webkit-border-radius: 3px;
  position: absolute;
  left: 1px;
  right: 1px;
  top: -15px;
  height: 23px;
  opacity: 0.8;
  background-image: url('/static/images/unknown.jpg');
  background-repeat: no-repeat;
  background-position: 17px 1px;
  background-size: 2.5em 2.5em;
}