* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f9e3fd;
    background-image: url("../img/sisu.jpg" );
    background-repeat: no-repeat;  /* 背景图不重复 */
    background-position: center;   /* 背景图居中显示 */
    background-size: cover;        /* 背景图覆盖整个页面（会裁剪多余部分） */
    background-attachment: fixed;  /* 滚动页面时背景图固定不动 */
}

.navbar {
    background-color: #b9fc95;
    padding: 1rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    
}

.navbar ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.navbar a {
    text-decoration: none;
    color:  #ffc400;
    font-weight: bold;
    font-size: 1.1rem;
}

.navbar a:hover {
    color: #fbb5ff;
}

.flower-border-top {
            width: 100%;
            height: auto; /* 自适应高度 */
            display: block; /* 消除图片默认间隙 */
        }

/* 底部花朵边框 */
.flower-border-bottom {
            width: 100%;
            height: auto;
            display: block;
            margin-top: 20px;
        }

        /* 页脚样式 */
        

footer {
    background-color:#b9fc95;
    text-align: center;
    padding: 1rem;
    position: fixed;
    bottom: 0;
    width: 100%;
    margin-top: -5px; /* 消除花朵边框和页脚的间隙 */
}