.container max-width:1100px; margin:auto; padding:20px; background:#fff; border-radius:10px; box-shadow:0 0 15px rgba(0,0,0,0.05); h1,h2,h3,h4 color:#2c7be5; img width:50%; display:block; margin:20px auto; border-radius:10px; video display:block; margin:20px auto; max-width:100%; border-radius:10px; ul here margin-left:20px; table width:100%;