button.t-submit {
    position:relative;
    overflow:hidden;
}

.ripple-ink {
    display: block;
    position: absolute;
    background:rgba(255, 255, 255, 0.3);
    border-radius: 100%;
    -webkit-transform:scale(0);
    -ms-transform:scale(0);
    transform:scale(0);
}

.ripple-animate {
    -webkit-animation:ripple 0.85s linear;
    animation:ripple 0.85s linear;
}

@-webkit-keyframes ripple {
    100% {opacity: 0; -webkit-transform: scale(2.5);}
}
@keyframes ripple {
    100% {opacity: 0; -webkit-transform: scale(2.5); transform: scale(2.5);}
}