.tepmplate-body { font-family - Arial; line-height - 1.5; color - #1c1c1c; overflow-x - hidden; }.MsoNormal b { font-weight - bolder; }.logo { margin - 0 auto 0; }.logo img { display - block; margin - 0 auto; max-width - 100%; }.logo.pc-banner { display - block; }.logo.m-banner { display - none; }.ytvideo { position - relative; height - 546px; width - 100%; margin - 0 auto; }.ytvideo img { width - 100%; margin - 0 auto; }.ytvideo.play-btn { width - 60px; height - 42px; position - absolute; top -