html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

body {
  background: #16a085;
  font-family:"微软雅黑";
  color: #333;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
	font-size:12px;
}

#particles {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.intro {
  position: absolute;
  left: 0;
  top: 50%;
  padding: 0 20px;
  width: 100%;
  text-align: center;
}
h1 {
  text-transform: uppercase;
  font-size: 85px;
  font-weight: 700;
  letter-spacing: 0.015em;
}
h1::after {
  content: '';
  width: 80px;
  display: block;
  background: #fff;
  height: 10px;
  margin: 30px auto;
  line-height: 1.1;
}
p {
  margin: 0 0 30px 0;
  font-size: 24px;
}
.btn {
  display: inline-block;
  padding: 15px 30px;
  border: 2px solid #fff;
  text-transform: uppercase;
  letter-spacing: 0.015em;
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
  color: #fff;
  text-decoration: none;
  -webkit-transition: all 0.4s;
     -moz-transition: all 0.4s;
       -o-transition: all 0.4s;
          transition: all 0.4s;
}
.btn:hover {
  color: #005544;
  border-color: #005544;
}

@media only screen and (max-width: 1000px) {
  h1 {
    font-size: 70px;
  }
}

@media only screen and (max-width: 800px) {
  h1 {
    font-size: 48px;
  }
  h1::after {
    height: 8px;
  }
}

@media only screen and (max-width: 568px) {
  .intro {
    padding: 0 10px;
  }
  h1 {
    font-size: 30px;
  }
  h1::after {
    height: 6px;
  }
  p {
    font-size: 18px;
  }
  .btn {
    font-size: 16px;
  }
}

.login_bg{
	position:absolute;
	left:0px;
	top:0px;
	width:100%;
	height:500px;
}
.login{
	margin:0 auto;
	padding:0px;
	width:300px;
	height:410px;
	background:#fff;
}
.login_tit{
	background-image:url(../images/logo.png);
	background-position:center 30px;
	background-repeat:no-repeat;
	background-size:80px;
	padding-top:110px;
	text-align:center;
	font-size:20px;
	font-weight:bold;
}
.login_tit span{
	color:#ff6600;
	font-size:14px;
	display:block;
}

.login_form{
	padding:20px 30px 30px 30px;
}

.login_form .layui-btn {
    display: block;
    height: 38px;
    line-height: 38px;
    background-color: #ff6c02;
	width:100%;
}

@media only screen and (max-width: 320px) {
  h1 {
    font-size: 28px;
  }
  h1::after {
    height: 4px;
  }
}