html, body {
    height: 100%;
    min-width: 500px;
    overflow: hidden;
}
a, input {
    outline: none;
}
body {
    background: url('../../../image/customized/loginBg/bg001.png') center center;
    background-size: 100% 100%; 
}

.top_head { height: 90px; }
.logo {
    float: left;
    padding-left: 50px;
    line-height: 88px;
}
.logo img{
    vertical-align: middle;
}
.r_title {
    float: right;
    color: #fff;
    vertical-align: middle;
    line-height: 90px;
    padding-right: 30px;
    font-size: 18px;
    letter-spacing: 2px;
    display: none;
}
.r_title a {
    color: #fff;
    margin-right: 3px;
}
.r_title a:hover {
    color: #fff;
    text-decoration: underline;
}
hr {
    height: 1px;
    background-color: #fff;
    opacity: 0.18;
    border: none;
}
.main {
    color: #fff;
    text-align: center;
    width: 450px;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -334px;
    margin-left: -225px;
}
.main fieldset {
    border-top: 1px #fff solid;
}
.main fieldset legend {
    padding: 0 10px;
    font-family: MicrosoftYaHei;
    font-size: 32px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 1px;
    color: #ffffff;
}
.main_content {
    width: 450px;
    height: 455px;
    background: #fff;
    margin: 30px auto;
    color: #333;
}
.main_content h2 {
    font-family: MicrosoftYaHei;
    font-size: 20px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 3px;
    color: #333333;
    padding-top: 41px;
}
.main_content ul {
    margin: 0 40px;
    text-align: left;
}
.user_bg {
    background: url("../../img/login/user.png") 9px center no-repeat;
    height: 38px;
    background-color: #ffffff;
    border-radius: 1px;
    border: solid 1px #d7d8d9;
    margin-top: 33px;
}
.lock_bg {
    background: url("../../img/login/lock.png") 11px center no-repeat;
    height: 38px;
    background-color: #ffffff;
    border-radius: 1px;
    border: solid 1px #d7d8d9;
    margin-top: 33px;
}
.mt33 {
    margin-top: 33px;
}
.txtinput {
    height: 38px;
    border: none;
    color: #333;
    font-size: 14px;
    margin-left: 50px;
    width: 317px;
}
.btnbutton {
    width: 370px;
    height: 35px;
    background-color: #00aaff;
    border-radius: 5px;
    border: solid 2px #00aaff;
    font-family: MicrosoftYaHei;
    font-size: 16px;
    letter-spacing: 3px;
    color: #ffffff;
    cursor: pointer;
    margin-top: 30px;
}
.btnbutton:hover {
    background-color: #18a2e7;
}
.errMsgShow {
    width: 370px;
    height: 30px;
    color: red;
    font-size: 16px;
    line-height: 30px;
    vertical-align: middle;
    text-align: center;
}
.vh {
    visibility: hidden;
}
::-webkit-input-placeholder {
    color: #c6c6c6;
}
.footer {
    position: absolute;
    bottom: 25px;
    left: 0;
    width: 100%;
    height: 51px;
    vertical-align: bottom;
    line-height: 80px;
    color: #fff;
    display: none
}
.footer_content {
    text-align: center;
    letter-spacing: 2px;
    font-size: 16px;
}

@media screen and (max-height: 840px){
  .top_head{ display: none; }
}

@media screen and (max-height: 670px){
  .footer{ display: none !important; }
}