html,body{height:100%;margin:0;display:flex;flex-direction:column}.container-fluid{flex:1;display:flex;flex-direction:column}.row{flex:1;display:flex}.col-md-4,.col-md-8{flex:1;display:flex;flex-direction:column}.card{flex:1;display:flex;flex-direction:column}.anyClass{flex:1;overflow-y:auto}.block_dialog{flex:1;overflow-y:auto}.messages{flex:1;overflow-y:auto;display:flex;flex-direction:column}.messages li{display:flex;width:100%;margin-bottom:15px}.message-content{padding:8px 12px;border-radius:8px;max-width:75%;word-wrap:break-word}.bg-primary{background-color:#007bff;color:#fff}.bg-light{background-color:#f8f9fa}#attach-button{display:flex;align-items:center;justify-content:center}#attach-button .fa-paperclip{font-size:1.25rem}.chat-image{max-width:150px;max-height:150px;object-fit:cover;cursor:pointer;border-radius:0.25rem;margin-bottom:5px}footer{background-color:#f8f9fa;text-align:center;width:100%;padding:10px 0;margin-top:auto;position:relative;bottom:0}.message-item{list-style:none;margin-bottom:1rem}.message-content{padding:12px;border-radius:10px;max-width:75%;box-shadow:0 2px 5px rgba(0,0,0,0.1)}.user-message-item{align-items:flex-start}.user-message{background-color:#fddee3;color:#000}.operator-message-item{align-items:flex-end;justify-content:flex-end}.operator-message{background-color:#c1ccfd;color:#000000}.coordinator-message-item{align-items:flex-end;justify-content:flex-end}.coordinator-message{background-color:#fff3cd;color:#856404;border:1px solid #ffeaa7}.message-date{font-size:0.8rem;color:#6b747c}.message-sender{font-weight:bold}.message-text{margin-top:0.5rem}.message-photo{max-width:150px;max-height:150px;object-fit:cover;border-radius:5px;margin-top:0.5rem}