html, body {
    width: 100%;
    height: 100%;
    background: url(../images/login-bj.png) no-repeat;
    background-size: 100% 100%;
    margin: 0;
    padding: 0;
}
.logo-wrap{width:983px;margin: 0 auto 0%; }
.logo{padding: 2% 2% 0 2%; height: 80px;}
.logo img{height:100%;}
.content {
    width: 24%;
    height: 60%;
    background: url(../images/login.png) no-repeat;
    background-size: 100% 100%;
    position: fixed;
    top: 13%;
    right: 1%;
}

#txtaccount {
    position: absolute;
    top: 28%;
    left: 25%;
    width: 53%;
    height: 3%;
    border: none;
    outline: none;
}

#txtpassword {
    position: absolute;
    top: 39%;
    left: 25%;
    width: 53%;
    height: 3%;
    border: none;
    outline: none;
}

#txtcode {
    position: absolute;
    top: 49%;
    left: 25%;
    width: 24%;
    height: 3%;
    border: none;
    outline: none;
}

#clickcode{
    position: absolute;
    top: 45%;
    left: 55%;
    width: 20%;
    height: 10%;
}

#imgCaptchaCode {
    width: 100%;
    height: 100%;
}

#btlogin {
    position: absolute;
    top: 70%;
    left: 21%;
    width: 56%;
    height: 10%;
    cursor: pointer;
}

.form-message {
    position: absolute;
    top: 81%;
    left: 18%;
    width: 62%;
    text-align: center;
    color: #fff;
    font-size: 12px;
}

@media screen and (orientation: portrait) {
    /*竖屏 css*/
    .content {
        width: 50%;
        height: 60%;
        top: 50%;
        left: 50%;
        -webkit-transform: translateX(-50%) translateY(-50%);
        -moz-transform: translateX(-50%) translateY(-50%);
        -ms-transform: translateX(-50%) translateY(-50%);
        transform: translateX(-50%) translateY(-50%);
    }
}

::-moz-placeholder {
    color: #ccc;
    opacity: 1;
}

:-ms-input-placeholder {
    color: #ccc;
}

::-webkit-input-placeholder {
    color: #ccc;
}