saas-platform/frontend/saas-web/app/view/sys/feedback/FormPanel.scss

#feedbackWin {
    border: none;
    border-radius: 4px;

    .x-window-header {
        padding: 30px 45px 20px 45px;
        background: #fff;
        border: none;

        .x-window-header-title-default {
            .x-title-text {
                color: #34BAF6;
                font-size: 16px;
                font-weight: 500;
                letter-spacing: 1.8px;
                padding-left: 10px;

                &:before {
                    content: ' ';
                    position: absolute;
                    width: 5px;
                    height: 16px;
                    background: #34baf6;
                    left: 0;
                    top: 2px;
                    border-radius: 4px;
                }
            }
        }

        .x-tool-default {
            
            .x-tool-close {
                color:  #34BAF6;
            }
        }
    }

    .x-window-bodyWrap {
        
        .x-toolbar-footer {
            padding: 0;
            top: 210px !important;
            background: #fff;
        }
    }
}