.wp-core-ui .th-theme-notice a.button.button-secondary{
    color: #2271b1;
    border-color: #2271b1;
    background: #f6f7f7;
    margin-right: 3px;

}

.th-theme-notice{
    background: #f8faff;
    color: #515151;
    text-align: center;
    padding: 10px !important;
    position: relative;
    box-shadow: none;
    border-left-color: #2e78ff;
}


 .wp-core-ui .th-blue{

    background: #2e78ff !important;
    border-color: #2e78ff !important;
 }

 .wp-core-ui .th-blue:hover{

    background: #0c71d9 !important;
    border-color: #0c71d9 !important;
 }