.container_login {
    max-width: 1100px;
    margin: 0px auto;
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    justify-content: space-between;
}
.container_login div{ margin-left: 0px ;margin-right: 0px ; margin-bottom: 10px;}
.form-section {
    flex: 1;
    padding: 40px;
}

.login-section {
    border-right: 1px solid #eee;
}

.container_login h2 {
    text-align: left;
    margin-bottom: 30px;
    color: #333;
    font-size: 1.25rem;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: none;
    margin-bottom: 8px;
    font-size: 14px;
    color: #555;
}

.form-control {
    width: 100%;
    padding: .51rem 1.5rem;
    border: 1px solid #e5e5e5;
    border-radius: 0px;
    font-size: 14px;
    transition: border-color 0.3s;
    box-shadow:none;
    height:auto
}

.form-control:focus {
    border-color: #fff;
    outline: none;
    border: solid 1px #000;
}

.options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    font-size: 13px;
}
/* 美化复选框样式 */
.custom-checkbox {
    display: flex;
    align-items: center;
    position: relative;
    cursor: pointer;
    user-select: none;
}

.custom-checkbox input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    display: inline-block;
    width: 18px;
    height: 18px;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 3px;
    margin-right: 8px;
    transition: all 0.2s;
    position: relative;
}

.custom-checkbox:hover .checkmark {
    border-color: #000;
}

.custom-checkbox input:checked ~ .checkmark {
    background-color: #000;
    border-color: #000;
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
    left: 6px;
    top: 2px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.custom-checkbox input:checked ~ .checkmark:after {
    display: block;
}

.remember-me {
    display: flex;
    align-items: center;
    margin: 0px;
}


.remember-me input {
    margin-right: 5px;
}
.remember-me label{margin-bottom: 0px;}
.forgot-password {
    color: #000;
    text-decoration: none;
}

.forgot-password:hover {
    text-decoration: underline;
}

.container_login .btn {
    padding: 12px 25px;
    border: none;
    border-radius: 0px;
    background-color: #0c0c0c;
    color: white;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
    border:#000 solid 1px;
}

.container_login .btn:hover {
    background-color: #3a7bc8;
}

.verification-code {
    display: flex;
    gap: 10px;
}

.verification-code input {
    flex: 1;
}

.verification-code .btn {
    width: auto;
    padding: 0 15px;
    background-color: #fff;
    color: #666;
    font-size: 13px;
}

.verification-code .btn:hover {
    background-color: #e0e0e0;
}

/* 美化服务条款复选框 */
.terms {
    font-size: 13px;
    color: #666;
    margin-top: 20px;
    line-height: 1.5;
}

.terms .custom-checkbox {
    display: inline-flex;
    vertical-align: middle;
}

.terms a {
    color: #4a90e2;
    text-decoration: none;
}

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

@media (max-width: 768px) {
    .container_login {
        flex-direction: column;
        
    }
    
    .login-section {
        border-right: none;
        border-bottom: 1px solid #eee;
    }
}