.spoiler_open:before {
content: url(/img/menu.png);
width: 25px;
height: 25px;
border-bottom: 1px dotted #ffffff;
cursor: default;
text-indent: 10px;
border-radius: 5px 5px 0 0;
background: #FFFFFF;
display: block;
position: absolute;
top: 0;
left: 0;
}
width: 25px;
height: 25px;
.spoiler_open::before {
content: url(/img/menu.png);
max-width: 25px;
max-height: 25px;
border-bottom: 1px dotted #fff;
cursor: default;
text-indent: 10px;
border-radius: 5px 5px 0 0;
background: #fff;
display: block;
position: absolute;
top: 0;
left: 0
}
width: 25px;
height: 25px;
content: url(/img/menu.png);