body {
  font-family: "Source Han Sans","Noto Sans SC", sans-serif;
}
.mai-icon {
  background: #38f;
  color: #fff;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  text-align: center;
  line-height: 40px;
  margin-right: 20px;
}
/*����*/
.navbar {
  margin-bottom: 0;
  border-bottom: 1px solid #e6e6e6;
}
.navbar-default {
  background-color: #fff;
  /* box-shadow: 0px 2px 8px 0px rgba(50,50,50,0.25); */
}
.navbar-default .navbar-brand {
  font-size: 30px;
  font-weight: bold;
  color: #38f;
  height: 70px;
  line-height: 35px;
  padding: 0;
}
.navbar-default .navbar-nav > li > a {
  font-size: 16px;
  color: #444;
  height: 70px;
  line-height: 35px;
}
.navbar-default .navbar-nav > li > a:hover {
  color: #38f;
}
.navbar-toggle {
  margin-top: 17px;
}
.banner {
  text-align: center;
  color: #fff;
  background: url(../images/hs_brbj.png);
  background-size: 100% 100%;
}
.lvjing {
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  padding: 20px 0;
}
/*home*/
/* #home{
    margin-top: 70px;
    background: url("../images/home-bg.jpg");
    background-size: cover;
    color: #ffffff;
    text-align: center;
    width: 100%;
}
#home h1{
    font-weight: bold;
    margin-top: 0;
    margin-bottom: 25px;
}
#home p{
    font-weight: 400;
    line-height: 35px;
}
#home img{
    margin-top: 30px;
    display: inline-block;
} */
/*bbs*/
#bbs {
  /* padding: 80px 0; */
  /* text-align: center; */
}
#bbs .col-md-4 {
  padding: 15px;
  text-align: center;
}
#bbs .col-md-4:hover {
  background: #fff;
  box-shadow: 1px 1px 4px #ccc;
}
#bbs a {
  color: #212121;
  text-decoration: none;
}
#bbs img {
  margin: 0 auto;
}

/*HTML5 + bootstrap*/
#html5 {
  background: #f8f8f8;
}
#html5,
#bootstrap {
  padding: 30px 0;
}
#html5 h2,
#bootstrap h2 {
  font-weight: bold;
}
#html5 p,
#bootstrap p {
  line-height: 25px;
}

/*course*/
#course {
  background: #fff;
  padding: 30px 0 60px 0;
  /* text-align: center; */
}
#course h2 {
  font-weight: bold;
  padding-bottom: 30px;
  /* margin-left: 100px; */
}
#course .col-md-3 {
  margin-bottom: 20px;
}
.course {
  background: #ffffff;
  border: 1px solid #eee;
}
#course .btn {
  background: transparent;
  border: 1px solid #38f;
  border-radius: 0px;
  color: #38f;
  margin-top: 20px;
  margin-bottom: 30px;
  padding: 8px 40px;
  transition: all 0.3s;
}
#course .btn:hover {
  background: #38f;
  color: #fff;
}
.course .case-img {
  width: 100%;
  height: auto;
}

/*app*/
#app {
  padding: 80px 0;
}
#app h2 {
  font-weight: bold;
  padding-bottom: 30px;
}
#app .btn {
  margin: 10px 0;
  background: rgb(64, 210, 177);
  border-color: rgb(64, 210, 177);
  border-radius: 0;
  padding: 6px 30px;
  transition: all 0.3s;
}
#app .btn:hover {
  background: rgb(44, 142, 120);
}

/*contact*/
#contact {
  /* background: url("../images/contact-bg.jpg") no-repeat; */
  background-size: cover;
  color: #ffffff;
}
#contact h2 {
  font-weight: bold;
  margin-top: 0;
  margin-bottom: 25px;
}
#contact p {
  line-height: 24px;
  margin-bottom: 2px;
}
#contact .form-control {
  border: none;
  border-radius: 0;
  height: 50px;
  margin-bottom: 20px;
}
#contact textarea.form-control {
  height: auto;
}
#contact input[type="submit"] {
  background: #40d2b1;
  color: #fff;
  font-weight: bold;
  transition: all 0.3s;
}
#contact input[type="submit"]:hover {
  background: rgb(44, 142, 120);
}

/*footer*/
footer {
  font-weight: 400;
  text-align: center;
  padding: 20px;
  color: #999;
}