#testimonials .flex .flex.inner a a {
    border: 2px solid white;
    color: white;
    font-size: 18px !important;
    text-decoration: none !important;
    font-family: 'Open Sans';
    text-transform: uppercase;
    padding: 10px 30px;
    border-radius: 500px;
    font-weight: 600 !important;
    letter-spacing: .50px;
    justify-content:center;
}

#testimonials .flex .flex.inner a {
    text-decoration:none;
}

@media(max-width: 767px){
    #testimonials .flex .flex.inner a a{text-align:center; justify-content:center;}
}