* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

p {
  margin: 0;
}

body {
  background: #f9f9f9;
  font-size: 14px;
  line-height: 28px;
  color: #333;
}

.head {
  background: #fff;
  border-bottom: 1px solid #e9e9e9;
  padding: 20px 0;
  line-height: 44px;
}

.page {
  background: #fff;
  border-radius: 10px;
  border: 1px solid #e9e9e9;
  padding: 20px;
  margin-top: 20px;
  margin-bottom: 20px;
}

.main {
  padding: 0 20px;
}

.courseImg img {
  width: 100%;
}

.page h1 {
  font-size: 30px;
  margin-bottom: 20px;
}

.name {
  display: inline-block;
  padding-left: 8px;
}

.name h6 {
  color: #999;
  font-size: 12px;
}

.teacherIntro {
  position: relative;
}

.inBtn {
  position: absolute;
  top: 20px;
  right: 20px;
  color: #208baf;
  border: 1px solid #208baf;
  border-radius: 10px;
  letter-spacing: 10px;
  background: none;
  font-size: 12px;
}

.btn {
  padding-left: 25px;
}

.teacherIntro span {
  display: inline-block;
  vertical-align: middle;
  color: #999;
}

.teacherIntro span.name h5 {
  color: #333;
}

.teacherIntro p {
  text-indent: 2em;
  color: #999;
  margin-top: 20px;
}

.phra {
  padding-top: 20px;
}

.phra p {
  text-indent: 2em;
}

.content h3 {
  border-bottom: 1px solid #e6e6e6;
  font-size: 18px;
  padding: 10px 0;
  margin-bottom: 20px;
}

.content h3 span {
  border-bottom: 3px solid #56b92a;
  padding: 7px 0
}

.content dl {
  overflow: hidden;
}

.content dl dt {
  float: left;
  margin-right: 10px;
}

.content dl dd {
  float: left;
}

.content dl dd p {
  line-height: 26px;
  color: #999;
}

.footer {
  font-size: 12px;
  color: #999;
  text-align: center;
  padding-bottom: 10px;
}

.loginCon {
  padding: 20px;
}

.loginTitle {
  overflow: hidden;
  border-bottom: 1px solid #ddd;
  padding-bottom: 10px;
  margin-bottom: 20px;
}

.loginTitle span {
  float: left;
}

.loginTitle span.register {
  float: right;
}

.loginTitle span.register a {
  font-size: 12px;
  color: #991616;
}

.loginBtn {
  text-align: center;
}

.loginBtn button {
  background: #2977a8;
  color: #fff;
  text-shadow: none;
  padding: 10px 0;
  width: 100%;
}

.forget {
  text-align: right;
}

.forget a {
  color: #999;
  font-size: 12px;
  cursor: pointer;
}

.checkbox {
  font-size: 12px;
}

.home-erwm-area{
  float: right;
}
.home-erwm-area .home-op-right-phone {
  cursor: pointer;
  height: 30px;
  padding: 4px;
  margin: 6px 10px 0 10px;
}
.home-erwm-img{
  position: absolute;
  display: none;
  right: 0;
  z-index: 999;
}

.home-erwm-img img{
  width: 180px;
  height: 180px;
  margin-top: 17px;

}

.home-erwm-area:hover .home-erwm-img{
  display: block;
}