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

body {
       margin:0;
       padding:0;
       overflow-x:hidden;
       overflow-y:auto;
}

header {
       top: 0;
       left: 0;
       background-color:AliceBlue ;
       width: 100%;
       height: 3rem;
       position:fixed;
       z-index: 10;
       display: flex;
}
header ftitle {
    height: 100%;
    width: 15%;
    position: relative;
    display: block;
    text-align: center;
}

header ftitle p {
    position: relative;
    top:0.05rem;
    left: 0;
    font-size: 2rem;
    color: #2e6da4;
}
header loginfo {
    position: relative;
    height: 100%;
    width: 70%;
    display: flex;
    justify-content: center;
}

header loginfo p {
    position: relative;
    display: block;
    top: 0.6rem;
    color: black;
}

header beian {
    position: relative;
    height: 100%;
    width: 10%;
    display: block;
}
header beian a {
    position: relative;
    display: block;
    top: 0.6rem;
    text-align: center;
}
header backbtn {
    position: relative;
    height: 100%;
    width: 5%;
    display: block;
}
header backbtn a {
    position: relative;
    display: block;
    height: 50%;
    width: 100%;
    top:25%;
}
header backbtn a img{
    height: 100%;
    width: 100%;
    position: relative;
    display: block;
}
contenter {
       top:3.5rem;
       bottom:4rem;
       width:100%;
       height:83%;
       position:fixed;
       display:block;
       background-color:AliceBlue;
       overflow:auto;
}

footer {
      bottom: 0;
      left: 0;
      width: 100%;
      height: 3rem;
      font-size:1.2rem;
      z-index: 10;
      position: fixed;
      display: flex;
      background:AliceBlue ;
}

footer a {
      padding-top:0.5rem;
      font-size: 1.5rem;
      display:block;
      width:50% !important;
      text-align: center;
      overflow: hidden !important;
}



footer dl dd {
      width:100%;
      height:3rem;
}


a{
     text-decoration:none
}

a:link {
      text-decoration:none
}
a:visited {
      text-decoration:none
}
a:hover {
      text-decoration:none
}
a:active {
      text-decoration:none
}