body {
    margin: 0 auto;
    padding: 0px;
}
/**登陆pc样式**/
.main {
    background-position: center;
    position: relative;
    width: 1024px;
    height: 768px;
    background-image: url(../images/login.png);
    margin: 0 auto;
}

.main_1 {
    position: absolute;
    /* right: 235px; */
    bottom: 44px;
    left: 136px;
    z-index: 99;
    display: block;
    width: 815px;
    height: 168px;
    text-align: center;
}

.input2 {
    width: 259px;
    height: 35px;
    vertical-align: middle;
    border: 1px solid rgba(135,135,135,0.85);
    border-radius: 6px;
    letter-spacing: 2px;
    font-size: 16px;
    /*background: transparent;*/
    /*background: transparent;*/
}

.btn {
    cursor: pointer;
    width: 140px;
    height: 35px;
    padding: 0;
    background: #FFF;
    border: 1px solid #FFF;
    border-radius: 6px;
    font-weight: 700;
    color: rgb(0, 0, 0);
    font-size: 24px;
    text-shadow: 0 1px 2px rgba(0,0,0,.1);
}




/** iPhone **/
@media only screen and (min-width: 320px) and (max-width:767px) {
    body {
        /*margin: 0 auto;
        padding: 0px;
        font-size: 12px;
        width: 100%;
        height: 100%;*/
        max-height: 736px;
    }

    /*登陆手机样式**/
    .main {
        background: url(../images/img_bg2.png);
        background-size: cover;
        width: 100%;
        position: relative;
    }


    .main_1 {
        position: absolute;
        left: 18%;
        top: 57%;
        z-index: 99;
        display: block;
        width: 64%;
        height: 24%;
    }

    .btn {
        cursor: pointer;
        width: 263px;
        height: 30px;
        line-height: 30px;
        padding: 0;
        background: #FFF;
        border: 1px solid #FFF;
        border-radius: 6px;
        /*font-weight: 700;*/
        color: rgb(0, 0, 0);
        font-size: 16px;
        text-shadow: 0 1px 2px rgba(0,0,0,.1);
        font-family: "微软雅黑","黑体","宋体";
    }
}