#adminmenu #menu-appearance a[href="themes.php?page=digiflash-go-pro"] {
    font-weight: 600;
    font-size: 12px;
    line-height: 1.4;
    border: 0;
    padding: 5px 0;
    background-color: #e74c3c;
    color: #ffffff;
    margin: 3px 10px 0;
    display: block;
    text-align: center;
    border-radius: 3px;
    box-shadow: none;
    transition: all 0.3s;
}

    #adminmenu #menu-appearance a[href="themes.php?page=digiflash-go-pro"]:hover {
        background-color: #f77a6d;
        box-shadow: none;
    }