.hidden_spoiler .mw-collapsible-content {
display: unset !important;
grid-auto-flow: column;
transition: all 0.3s ease 0s;
}
.hidden_spoiler > span:first-child:hover {
text-decoration: underline;
}
.hidden_spoiler .mw-collapsible-content[style*="display: none"] {
/* IE를 제외한 브라우저는 스포일러가 흐려짐 */
filter: blur(4px);
/* IE에서 스포일러가 숨겨짐 */
}