.clearfix {
  *zoom: 1;
  /*IE/7/6*/ }
  .clearfix:after {
    clear: both; }
  .clearfix:before, .clearfix:after {
    content: " ";
    display: table; }

.list-unstyled {
  padding: 0; }
  .list-unstyled > li {
    list-style: none; }

.pull-left {
  float: left !important; }

.pull-right {
  float: right !important; }

body {
  margin: 0;
  font: 12px/15px arial, simsun, tahoma, sans-serif; }

#app {
  max-width: 1024px;
  margin-left: auto;
  margin-right: auto;
  border: 1px solid #aac9f2;
  -webkit-border-radius: 3px;
     -moz-border-radius: 3px;
          border-radius: 3px; }

.header {
  padding-left: 10px;
  padding-right: 10px; }
  .header .title {
    position: absolute;
    margin-top: 0;
    margin-bottom: 0;
    font-size: 18px;
    line-height: 30px; }
  .header .content {
    text-align: center;
    font-size: 12px;
    line-height: 30px; }

.neck {
  padding: 5px 10px;
  background-color: #eaf4fe;
  border: 1px solid #d9d9d9;
  border-left: 0;
  border-right: 0;
  line-height: 30px; }
  .neck .usage {
    width: 150px;
    height: 15px;
    display: inline-block;
    vertical-align: middle;
    border: 1px solid #fff;
    background-color: #b9dbfc;
    -webkit-border-radius: 4px;
       -moz-border-radius: 4px;
            border-radius: 4px; }
    .neck .usage .used {
      height: 100%;
      background-color: #58a8f7;
      -webkit-border-radius: 4px;
         -moz-border-radius: 4px;
              border-radius: 4px; }

.main .operations {
  background-color: lightgray;
  line-height: 30px; }

.main .img-wrapper {
  text-align: center;
  background-color: #fff; }
  .main .img-wrapper img {
    max-width: 100%;
    max-height: 100%;
    vertical-align: middle; }

.materials {
  padding-left: 24px; }
  .materials .material {
    margin: 7px;
    padding: 3px;
    border: 1px solid #f2f2f2;
    float: left; }
  .materials .img-wrapper {
    width: 100px;
    height: 100px;
    line-height: 100px;
    font-size: 0; }
  .materials .img-footer {
    max-width: 100px;
    text-align: center;
    overflow: hidden;
    -o-text-overflow: ellipsis;
       text-overflow: ellipsis; }

.material-detail {
  padding: 10px; }
  .material-detail .img-container {
    display: inline-block;
    border: 1px solid #f2f2f2; }
  .material-detail .img-wrapper {
    width: 350px;
    height: 350px;
    line-height: 350px;
    font-size: 0; }

.material-list {
  position: relative;
  padding-left: 40px;
  padding-right: 40px; }
  .material-list .prev, .material-list .next {
    position: absolute;
    top: 0;
    line-height: 80px; }
  .material-list .prev {
    left: 0; }
  .material-list .next {
    right: 0; }
  .material-list .material-item {
    float: left;
    padding: 3px;
    margin: 3px;
    border: 1px solid #f2f2f2; }
    .material-list .material-item.active {
      background-color: #eaf4fe; }
  .material-list .img-wrapper {
    width: 80px;
    height: 80px;
    line-height: 80px;
    font-size: 0; }

.tree .node {
  list-style: none; }
  .tree .node .tree-node.active {
    background-color: lightgray; }