.clients-section{
    padding: 55px 0px;
}

.clients-section .clients-logo{
    position: relative;
    display: block;
}

.clients-section .clients-logo img{
    max-width: 100%;
    position: relative;
    display: block;
    margin: 0 auto;
    opacity: 0.6;
    transition: all 500ms ease;
}

.clients-section .clients-logo img:hover{
    opacity: 1;
}