出典元:墓場の画廊 .entry-content h3 { border: none; background: none; } .neon-board { border-radius: .3em; box-shadow: -1px -1px #9400d3, 1px -1px #9400d3, 1px 1px #9400d3, -1px 1px #9400d3, 0 0 .1em #9400d3, 0 0 .1em #9400d3 inset, 0 0 .5em #9400d3, 0 0 .5em #9400d3 inset, 0 0 1em #9400d3, 0 0 1em #9400d3 …