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6px;border-radius:4px;font-size:10px;display:none}.teams-chat-message:hover .teams-chat-time-indicator{display:block}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}@keyframes spin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}@media screen and (max-width:768px){.teams-chat-direct-messages-container{flex-direction:column;height:100vh}.teams-chat-conversations-sidebar{width:100%;height:40%;border-right:none;border-bottom:2px solid #B51A1A}.teams-chat-message-content{max-width:85%}.teams-chat-conversations-header h3,.teams-chat-messages-header h3{font-size:16px}.teams-chat-header-buttons{gap:5px}.teams-chat-new-conversation-btn,.teams-chat-new-group-btn,.teams-chat-delete-conversation-btn{width:32px;height:32px;font-size:14px}.teams-chat-message-image{max-width:250px}.teams-chat-image-preview-container{max-width:150px}.teams-chat-image-modal 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