
p span{
  color: #555;
  margin: 10px;
  font-size: 14px;
}

.saas_head{
  background-color: #2e2e30;
  height: 46px;
}

.head_logo{
  content: url("../img/logo@2x.png");
  margin-top: 13px;
  margin-left: 13px;
}

.user_icon{
  content: url("../img/head_icon.png");
  width: 50px;
  height: 50px;
}

#main_menu{
  position: absolute;
  left: 0%;
  height: 99%;
  width: 15%;
  text-align: center;
  background-color: #373737;
}

#main_groups{
  position: absolute;
  left: 15%;
  height: 99%;
  width: 5%;
}

#user_id{
  color: #fff;
}

#main_content{
  position: absolute;
  left: 20%;
  height: 99%;
  width: 80%;
}

#group_icon{
  float: left;
  width: 50px;
  height: 50px;
}

#group_info{
  float: left;
}

.group_name{
  font-size: 200%;
}

.group_Id{
  color: #333;
}

.btn_join{
  float: right;
  position: relative;
  top: -1px;
  right: 0px;
  color: #fff;
  background-color: #006fff;
  padding-left: 20px;
  padding-right: 20px;
  padding-top: 8px;
  padding-bottom: 8px;
  margin-right: 20px;
  border-radius: 2px;
  border-style: none;
}

.btn_join:hover{
  box-shadow: 0px 2px 0px 0px #003F92;
}

.btn_join:focus{
  box-shadow: 0px 2px 0px 0px #003F92;
}

#content_chat{
  float: right;
  width: 100%;
  height: 100%;
  display: none;
}

#chat_msglist{
  width: 99%;
  height: 75%;
  background-color: #777;
}
#edit_msg{
  width: 100%;
  height: 15%;
  background-color: #ccc;
}
#btn_send{
  text-align: right;
}

#content_class{
  position: absolute;
  float: right;
  overflow: hidden;
  overflow-y: auto;
  right: 0px;
  width: 100%;
  height: 80%;
}

.class_item{
  margin-top: 24px;
  margin-right: 48px;
  background-color: #f2f2f2;
  line-height: 20px;
  box-shadow: 0px 1px 8px 0px rgb(153,153,153,0.5);
  border-radius: 2px;
}
.class_item p{
  display: inline-block;
  margin-left: 25px;
  width: 80%;
}

#content_profile{
  display: none;
  position: absolute;
  float: right;
  text-align: center;
  right: 0px;
  width: 100%;
  height: 100%;
  background-color: #fbb;
}

.class_topic{
  color: #222;
  font-size: 15px;
}
.class_type, .class_time{
  color: #666;
  font-size: 13px;
}

.class_icon{
  display: inline-block;
  content: url("../img/class_cover.png");
  width: 90px;
  height: 55px;
  margin-left: 20px;
}

.class_title{
 font-size: 14px;
 font-weight: 600;
 color: #373737;
 line-height: 50px;
}

#content_profile input{
  disable: disable;
}

#btn-classdoc, #btn-contact, #btn-set, #btn-setprofile, #btn-setpwd, #btn-create, #btn-logout{
  display: none;
}

#btn-profile, #btn-classlist{
  display: none;
}

#btn-fresh{
  position: relative;
  float: right;
  top: 80%;
  content: url("../img/fresh.png");
  margin: 20px;
  padding: 8px;
}
