.login-box {
    width: 100%;
    max-width: 1366px;
    margin: auto;
    display: flex;
    justify-content: space-between;
    position: relative;
    align-items: center;
}

.gr_loginn {
    width: 600px;
    position: relative;
    height: 100vh;
    display: flex;
    flex-direction: column;
    text-align: center;
    padding: 50px 0 0;
}

.gr_loginn::before {
    content: "";
    background: url(../images/trongdong.png) no-repeat;
    background-size: 100% 100%;
    position: absolute;
    width: 650px;
    height: 650px;
    top: -28%;
    left: -4%;
    z-index: -1;
    pointer-events: none;
    animation: xoayvong 50s infinite linear;
}

.gr_loginn::after {
    content: "";
    background: url(../images/af_login.png) no-repeat;
    background-size: 100% 100%;
    position: absolute;
    width: 100%;
    height: 200px;
    bottom: 0;
    right: 0;
    z-index: -1;
    pointer-events: none;
}

@keyframes xoayvong {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.title_bluewf {
    font-size: 33px;
    font-weight: bold;
    color: blue;
}

.title_bluewf span {
    color: red;
}

.gr_toploginf {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.btn_vtrchu {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    font-size: 19px;
}

.gr_titlehethong {
    text-align: center;
}

.gr_titlehethong img {
    width: 60px;
}

.title_loginhethong {
    font-size: 40px;
    font-weight: bold;
    color: #004aad;
}

.input_loginf img {
    width: 25px;
    height: 25px;
}

.input_loginf input {
    background: transparent;
    border: none;
}

.input_loginf input:focus {
    background: transparent;
    border: none;
}

.input_loginf {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    border: 1px solid #a6a6a6;
    align-items: center;
    padding: 0 15px;
    border-radius: 6px;
}

.img_loginadmin {
    width: 50%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #38b6ff4f;
    position: relative;
    z-index: 3;
}

.img_loginadmin::before {
    content: "";
    background: #38b6ff4f;
    position: absolute;
    height: 100%;
    width: 100px;
    right: 100%;
    top: 0;
}

@media (max-width: 850px) {
    .img_loginadmin {
        display: none;
    }

    .login-box.login_blueweb {
        width: 100% !important;
        max-width: 100%;
        display: block;
        padding: 0 10px;
    }

    .gr_loginn {
        width: 100%;
        overflow: hidden;
    }

    .gr_loginn::before {
        width: 600px;
        height: 600px;
        top: -9%;
        left: -22%;
    }

    .gr_toploginf {
        margin-bottom: 80px;
    }

    .title_loginhethong {
        font-size: 30px;
    }
}