#popup{display:none;position:fixed;z-index:99;overflow:hidden;background-color:var(--book-bg-color);bottom:0;right:0}#popup iframe{width:320px;height:240px}body{--book-bg-color: #dadad0;margin:0;padding:0}.display{width:100%;height:40vh;padding:6px;box-sizing:border-box;line-height:1.2;font-size:1.2rem;overflow-x:auto;writing-mode:vertical-rl;background-color:var(--book-bg-color);font-family:"Noto Serif SC",STZhongsong,Roboto,serif;text-decoration-line:underline;text-underline-position:auto;text-underline-offset:1px}.edit{margin:24px auto auto;padding:6px;display:flex;flex-direction:column;gap:10px;max-width:1000px}.edit .test{display:flex;gap:8px}.edit .test .operate{flex:3;gap:8px;display:flex;flex-direction:column}.edit .test .operate .btns{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.edit .test span{flex:2}@media (max-width: 781px){.edit .test{flex-direction:column}}