*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;background-image:url('https://images.gptkong.com/idiom/b/1200_0.png');background-size:cover;background-attachment:fixed;color:#333;line-height:1.6;padding:20px}a{color:#ff7e5f;text-decoration:none;transition:color 0.3s ease}a:hover{color:#feb47b}h1,h2,h3,h4,h5,h6{margin-bottom:20px;font-weight:bold;color:#ff7e5f;position:relative;display:inline-block}h2{font-size:2.5em;text-align:center;margin-top:40px}h3{font-size:2em;margin-top:30px}h4{font-size:1.5em;margin-top:20px}p{margin-bottom:20px;font-size:1em;color:#333}table{width:100%;border-collapse:collapse;margin:20px 0;background:rgba(255,255,255,0.8);border-radius:10px;overflow:hidden;box-shadow:0 4px 8px rgba(0,0,0,0.1)}th,td{padding:15px;text-align:left;border-bottom:1px solid #ddd}th{background:#ff7e5f;color:#fff;font-size:1.1em}tr:hover{background:#ffe6e6}img{max-width:100%;height:auto;border-radius:15px;box-shadow:0 4px 8px rgba(0,0,0,0.2);transition:transform 0.3s ease,box-shadow 0.3s ease}img:hover{transform:scale(1.05);box-shadow:0 8px 16px rgba(0,0,0,0.3)}.navbar{position:fixed;top:0;width:100%;background:rgba(255,126,95,0.9);padding:10px 0;z-index:1000;box-shadow:0 2px 5px rgba(0,0,0,0.1)}.navbar ul{list-style:none;display:flex;justify-content:center}.navbar li{margin:0 15px}.navbar a{color:#fff;font-size:1.1em;transition:color 0.3s ease}.navbar a:hover{color:#ffe6e6}.content{max-width:1200px;margin:100px auto 50px;padding:20px;background:rgba(255,255,255,0.9);border-radius:20px;box-shadow:0 8px 16px rgba(0,0,0,0.2)}.section-block{margin-bottom:40px;padding:20px;background:linear-gradient(135deg,#ffecd2 0,#fcb69f 100%);border-radius:15px;box-shadow:0 4px 8px rgba(0,0,0,0.1);transition:transform 0.3s ease,box-shadow 0.3s ease}.section-block:hover{transform:translateY(-5px);box-shadow:0 12px 24px rgba(0,0,0,0.2)}.section-block img{width:100%;max-width:800px;display:block;margin:20px auto}@media (max-width:768px){.navbar ul{flex-direction:column}.navbar li{margin:10px 0}.section-block{padding:15px}}@media (min-width:769px) and (max-width:1200px){.section-block img{max-width:700px}}@media (min-width:1201px){.section-block img{max-width:900px}}@keyframes fadeIn{from{opacity:0}to{opacity:1}}body,.content,.section-block{animation:fadeIn 2s ease-in}.navbar a.active{color:#ffd700}.section-block::before{content:'';position:absolute;top:-10px;left:-10px;width:100%;height:100%;border:2px solid #ff7e5f;border-radius:15px;pointer-events:none;transition:border-color 0.3s ease}.section-block:hover::before{border-color:#feb47b}.section-heading::after{content:'';display:block;width:50px;height:4px;background:linear-gradient(90deg,#ff7e5f,#feb47b);margin:10px auto;border-radius:2px}