Правила

*кнопки вверх вниз*/ .go-up,.go-down { display:none; position:fixed; right:5px; z-index: 999; cursor:pointer; opacity:.7; margin-bottom:20px; width:30px; height:32px; } .go-up { bottom:75px; background-image:url(https://i.servimg.com/u/f58/14/80/95/87/2up13.png); } .go-down { bottom:25px; /*отступ нижней кнопки от низа форума*/ background-image:url(https://i.servimg.com/u/f58/14/80/95/87/2up12.png); } .go-down:hover,.go-up:hover { opacity:1; }