.testimonials_holder .flex-direction-nav a:before{
    color: #9a9e97;
}

.testimonials_holder .flex-direction-nav a{
    border: 2px solid #9a9e97;
}

.testimonials_holder .flex-direction-nav a:hover:before{
    color: #ffffff;
}

.testimonials_holder .flex-direction-nav a:hover{
    background-color: #ffffff;
}