.bubble:after{content:"";background:var(--after-bg,#fff);bottom:-3px;width:17px;height:17px;transform:translateX(-50%) rotate(45deg) skew(0deg);border-radius:4px;border-color:var(--after-border);left:50%}.bubbleRightTail:after{top:50%;transform:translateY(-50%) rotate(45deg) skew(0deg);right:-5px}.bubbleRightTail:after,.bubbleTopTail:after{content:"";background:var(--after-bg,#fff);width:17px;height:17px;border-radius:2px;border-color:var(--after-border)}.bubbleTopTail:after{top:-4px;transform:translateX(-50%) rotate(45deg) skew(0deg);left:50%}.animate-up-down{animation:upDown 2.1s ease-in-out infinite}@keyframes upDown{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}