#about-page .author-content-item.skills display flex justify-content center align-items flex-start flex-direction column width 49.5% min-height 450px .tags-group-all display flex transform rotate(0) transition .3s .tags-group-wrapper margin-top 40px display flex flex-wrap nowrap animation rowleft 60s linear infinite .skills-style-group position relative .skills-list display flex opacity 0 transition .3s position absolute width 100% top 0 left 0 flex-wrap wrap flex-direction row margin-top 10px &:hover .skills-style-group .tags-group-all opacity 0 .skills-list opacity 1 .skill-info display flex align-items center margin-right 10px margin-top 10px background var(--efu-background) border-radius 40px padding 4px 12px 4px 8px border var(--style-border) box-shadow var(--efu-shadow-border) .etc margin-right 10px margin-top 10px .skill-icon width 32px height 32px border-radius 32px display flex align-items center justify-content center margin-right 8px user-select none img width 18px height 18px .skill-name font-weight 700 line-height 1