body {
    margin: 0;
    font: normal 12px "Roboto", "Noto Sans KR", sans-serif, "AppleSDGothicNeo-Regular", "Malgun Gothic", "Dotum", sans-serif;
    background-color: rgb(16, 16, 20);
    color: #e0e0e0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.login-container {
    background-color: #1f1f1f;
    padding: 20px 30px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
    text-align: center;
    width: 100%;
    max-width: 400px;
    margin-left: 15px;
    margin-right: 15px;
}

.logo {
    display: flex;
    align-items: center;
    z-index: 1;
    padding-bottom: 10px;
    height: 100%;
    margin:auto;
    justify-content: space-between;
}
.logo a {
    text-decoration: none;
}
.logo img {
    height: 50px;
}
.login-img {
    display: flex;
    gap: 3px;
}

.brand-name {
    font-size: 18px;
    font-weight: bolder;
    color: #FFFFFF;
    text-align: left;
}
.brand-des {
    font-size:  11px;
}
.login-form .input-group {
    margin-bottom: 10px;
    text-align: left;
    width: 100%;
}

.login-form .input-group label {
    display: block;
    margin-bottom: 5px;
    font-size: 0.9rem;
    color: #bbb;
}
.login-form .input-group input {
    width: 95%;
    padding: 8px;
    font-size: 0.9rem;
    background-color: #2b2b2b;
    border: 1px solid #444;
    border-radius: 5px;
    color: #e0e0e0;
    margin-top: 3px;
    margin-right: 5px;
}

.login-form .input-group select {
    width: 100%; /* select �쒓렇�� �덈퉬瑜� 95%濡� �ㅼ젙 */
    padding: 8px;
    font-size: 0.9rem;
    background-color: #2b2b2b;
    border: 1px solid #444;
    border-radius: 5px;
    color: #e0e0e0;
    margin-top: 5px;
    margin-right: 5px;
}

.login-form .input-group input:focus, select:focus {
    outline: none;
    border-color: #118a43;
}
.grade-name {
    margin-top: 5px
}
.terms a {
    color: #118a43;
    text-decoration: none;
}
.btn {
    width: 100%;
    padding: 10px;
    font-size: 1rem;
    color: #fff;
    background-color: #118a43;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    margin-top: 10px;
}

.btn:hover {
    background-color: #009c2b;
}

.links {
    margin-top: 15px;
    font-size: 0.9rem;
}

.links a {
    color: #118a43;
    text-decoration: none;
    margin: 0 5px;
}

.links a:hover {
    text-decoration: underline;
}

.social-login {
    margin-top: 20px;
}
.gender {

}

.lms-btn {
    background-color: #ffffff;
    color: #000000;
    padding: 10px;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    width: 100%;
}
.lms-btn img {
    vertical-align: -4px;
    margin-right: 5px;
    height: 20px;
}
.send-verification {
    margin-top: -10px;
    margin-bottom: 20px;
    font-size: 1rem;
}
.recover_password {
    font-size: 1.3rem;
    margin-bottom: 20px;
}
.alert {
    font-size: 0.7rem;
}
.terms {
    font-size: 10px;
    color: #7c7c7c;
}


.loading-overlay {
    display: none; 
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(45, 45, 45, 0.8);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}
.loading-spinner {
    border: 8px solid #f3f3f3;
    border-top: 8px #127216;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    animation: spin 2s linear infinite;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
.invite {
    margin-top: -5px;
}