body {
  font-family: 'Lucida Grande', 'Lucida Sans Unicode', helvetica, arial, Verdana, sans-serif;
}

input.extensionActionButton {
  color: white;
  font-weight: bold;
  cursor: pointer;
  text-align: center;
  border: 1px solid white;
  line-height: 1.5;
  display: block;
  text-transform: uppercase;
  -moz-border-radius: 3px;
  -webkit-border-radius: 3px;
  -khtml-border-radius: 3px;
  border-radius: 3px;
  -webkit-box-shadow: black 0 0 3px;
  box-shadow: black 0 0 3px;
  -moz-box-shadow: 0px 0px 3px black;
  font-family: 'Lucida Grande', 'Lucida Sans Unicode', helvetica, arial, Verdana, sans-serif;
}

input.extensionActionButton:hover {
  -webkit-box-shadow: black 0 0 6px;
  box-shadow: black 0 0 6px;
  -moz-box-shadow: 0px 0px 6px black;
}

input.extensionDownloadButton, input.extensionInstallButton {
  background-color: #2277aa;
}

input.extensionDownloadButton:hover, input.extensionInstallButton:hover {
  background-color: #00aaaa;
}

input.extensionUninstallButton {
  background-color: #007f09;
}

input.extensionUninstallButton:hover {
  background-color: #6eb04b;
}

body {
  font-family: 'Lucida Grande', 'Lucida Sans Unicode', helvetica, arial, Verdana, sans-serif;
}

input.extensionActionButton {
  color: white;
  font-weight: bold;
  cursor: pointer;
  text-align: center;
  border: 1px solid #aaaaaa;
  line-height: 1.5;
  display: block;
  text-transform: uppercase;
  -moz-border-radius: 3px;
  -webkit-border-radius: 3px;
  -khtml-border-radius: 3px;
  border-radius: 3px;
  font-family: 'Lucida Grande', 'Lucida Sans Unicode', helvetica, arial, Verdana, sans-serif;
}

input.extensionDownloadButton, input.extensionInstallButton {
  background-color: #2277aa;
}

input.extensionDownloadButton:hover, input.extensionInstallButton:hover {
  background-color: #00aaaa;
}

input.extensionUninstallButton {
  background-color: #007f09;
}

input.extensionUninstallButton:hover {
  background-color: #6eb04b;
}

Make button css compatible with Qt4.7's webkit
Make button css compatible with Qt4.7's webkit
