body {
  background: url("../images/bg.png");
  background-repeat: repeat;
}
#top {
  margin: 0;
  padding: 0;
  background: url("../images/headerBg.jpg") 100% 100%;
  height: 210px;
}

#top .nav {
  color: #fff;
  padding: 0;
  margin: 0;
  margin-top: 10px;
}
#top .nav a {
  padding: 0;
  margin: 0;
  margin-left: 5px;
  display: inline-block;
  color: #fff;
  text-decoration: none;
}
#top .logo {
  cursor: pointer;
  width: 200px;
  margin: 0 auto;
  margin-top: 20px;
}

#top .search {
  margin-top: 8px;
}
#top .search form {
  padding: 0;
  display: block;
  width: 80%;
  margin: 0 auto;
}

#top .search input {
  border-radius: 0px;
  border: solid 2px #000;
}

#top .search .input-group-addon {
  border-radius: 0px;
  border: solid 2px #000;
  border-left: 0;
  background-color: red;
  color: white;
  padding-top: 0;
  padding-bottom: 0;
}

#top .search .btn-Search {
  margin: 0;
  padding: 0;
  background-color: red;
  color: white;
  border: 0;
}
#top .keys {
  text-align: center;
  color: #fff;
}
#top .keys a {
  display: inline;
  color: #fff;
  text-decoration: none;
  margin-left: 5px;
  font-weight: bold;
}

#footer {
  display: block;
  width: 100%;
  padding: 5px 0;
  font-size: 12px;
  color: #eee;
  background-color: #555;
  text-align: center;
}
#footer a {
  display: inline-block;
  text-decoration: none;
  color: #eee;
}

.page{
  width: 100%;
}
#pre{
  display: block;
  width: 50%;
  margin: 0 auto;
  margin-bottom: 20px;
}