body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-image: url('../bg.jpg'); /* 替换为您的背景图片URL */
    background-size: cover; /* 使背景图片覆盖整个容器 */
    background-position: center; /* 将背景图片居中显示 */
    background-repeat: no-repeat; /* 不重复背景图片 */
}

.container {
    text-align: center;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.title {
    margin-bottom: 20px;
    color: #fff;
}

.form-container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.form-container input {
    margin-bottom: 20px;
    padding: 20px;
    border-radius: 5px;
    border: 1px solid #ccc;
    width: 100%;
    max-width: 300px;
}

.form-container input:focus {
    outline: none;
    border-color: #4CAF50;
}

.submit-btn {
    padding: 10px 20px;
    background-color: #4CAF50;
    color: #fff;
    border: none;
    border-radius: 5px;
    margin-bottom: 20px;
    cursor: pointer;
}

.submit-btn:hover {
    background-color: #45a049;
}