.nikan-story-metabox .nikan-row{margin:12px 0}
.nikan-story-metabox label{display:block;font-weight:700;margin-bottom:6px}
.nikan-story-metabox input[type='text'],
.nikan-story-metabox input[type='url'],
.nikan-story-metabox input[type='number'],
.nikan-story-metabox select{width:100%;max-width:520px}
.nikan-image-preview{margin-top:10px}
.nikan-image-preview img{max-width:160px;height:auto;border-radius:10px;border:1px solid #e5e7eb}

.nikan-cover-preview{margin-top:10px}
.nikan-cover-preview img{max-width:160px;height:auto;border-radius:10px;border:1px solid #e5e7eb}
