/* 全局页面美化样式 自适应PC+手机 */.belarus-study-wrap{max-width:1200px;margin:0 auto;padding:30px 20px;font-family:"Microsoft YaHei",sans-serif;color:#333;background:#f8fafc;}.belarus-title-main{text-align:center;font-size:32px;color:#0f4c81;font-weight:bold;margin-bottom:40px;padding-bottom:15px;border-bottom:3px solid #0f4c81;}.belarus-card{background:#fff;border-radius:12px;padding:25px 30px;margin-bottom:30px;box-shadow:0 2px 15px rgba(15,76,129