.hunmd50{overflow:hidden;padding:0 .1rem;transition:height .3s ease-out}.hunmd51{height:calc-size(max-content,size)}.hunmd52{height:0}.hunmd53{cursor:pointer}.hunmd54{position:relative;width:1px;height:100%;background-color:var(--text-primary)}.hunmd54:before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:16px;height:16px;background:var(--background-primary);border:1px solid var(--text-primary);border-radius:50%}