html {
    background-color: #01023a;
    background-image: url("../../../images/admin/index/backimg.png");
    background-repeat: no-repeat;
    background-size: 100% 100%;
    background-attachment: fixed;
    width: 100%;
    height: 100%;
}

.main_body {
    width: 460px;
    height: 450px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #2b3768;
    border-radius: 20px;
}

.login_body {
    width: 360px;
    margin: 0 auto;

}

.title h1 {
    color: white;
    font-size: 28px;
    text-align: center;
    line-height: 80px;
}

form {
    width: 100%;
}

.item {
    position: relative;
    margin-bottom: 20px;
}

.item input {
    width: 315px;
    height: 60px;
    font-size: 18px;
    border-radius: 10px;
    border: none;
    padding-left: 45px;
}

.item span {
    width: 20px;
    height: 20px;
    display: block;
    position: absolute;
    left: 15px;
    top: 20px;
    background-repeat: no-repeat;
    background-position: center bottom;
}

.item span.username {
    background-image: url("../../../images/admin/index/username.png");
}

.item span.password {
    background-image: url("../../../images/admin/index/password.png");
}

.item span.code {
    background-image: url("../../../images/admin/index/code.png");
}

.text a {
    color: #9adfff;

}

.text a.password {
    padding-right: auto;
}

.login_btn {
    height: 60px;
    width: 360px;
    line-height: 60px;
    border: none;
    background-color: #6e56ff;
    border-radius: 10px;
    font-size: 18px;
    color: white;
    margin-top: 30px;
}

.captchaImg {
    width: 100px;
    height: 60px;
    border-radius: 10px;
}