p {
    line-height: 1.8;
    color: #444;
}

#about {
    border-top: 5px solid #3498db;
}

.highlight {
    color: #e74c3c;
    font-weight: bold;
}

a:hover {
    color: #e67e22;
    transition: 0.3s;
}

h2::before {
    content: "● ";
    color: #3498db;
    margin-right: 10px;
}

body {
    margin: 0;
    padding: 0;
    font-family: "Microsoft JhengHei", sans-serif;
    
    display: flex;
    flex-direction: column;
    align-items: center;

    background-color: #fdfcf0; 

    background-image: 
        url('2.png'), /* 左上 */
        url('2.png'), /* 右上 */
        url('2.png'), /* 左下 */
        url('2.png'); /* 右下 */
        

    background-repeat: no-repeat;

    background-position: top left, top right, bottom left, bottom right, center 80%;

    background-attachment: fixed;

    background-size: 150px auto, 150px auto, 150px auto, 150px auto, 100px auto;
}

header {
width: 100%;
    text-align: center;
    background-image: url('1.png');
    background-repeat: no-repeat;
    background-position: center top;
    background-size: contain;
    padding-top: 140px; 
    padding-bottom: 40px;
}

header h1 {
    display: inline-block;
    padding: 20px 50px;
    color: #fff;
    
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    
    border-radius: 50px 10px;
    
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    
    text-shadow: 2px 2px 5px rgba(0,0,0,0.5);
    
    font-size: 42px;
}

main {
    width: 90%;
    max-width: 800px; 
    margin: 30px auto;
}

section {
    background: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    padding: 40px;
    border-radius: 25px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    text-align: center;
}

img {
    border: 10px solid white;
    border-radius: 20px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

nav ul {
    list-style: none;
    padding: 0;
    display: flex;
    justify-content: center; 
    gap: 20px;
}

nav a {
    text-decoration: none;
    background-color: #34495e;
    color: white;
    padding: 10px 25px;
    border-radius: 50px;
    font-weight: bold;
}