/* Spoiler tag */

img.spoiler {
    filter: blur(25px);
    transition-property: -webkit-filter;
    transition-duration: .2s;
}

div.spoiler,
span.spoiler,
section.spoiler,
p.spoiler {
    filter: blur(5px);
    transition-property: -webkit-filter;
    transition-duration: .2s;
}

.spoiler:hover,
.spoiler:focus {
    filter: blur(0px);
}