@keyframes blink {
    0% {
        opacity: .2;
    }

    20% {
        opacity: 1;
    }

    100% {
        opacity: .2;
    }
}

.sendig{
    width: 100%;
    text-align: center;
    font-weight: bold;
}

.sendig span.dot {
    animation-name: blink;
    animation-duration: 1.4s;
    animation-iteration-count: infinite;
    animation-fill-mode: both;
}

.sendig span:nth-child(2) {
    animation-delay: .2s;
}

.sendig span:nth-child(3) {
    animation-delay: .4s;
}

span.email-icon-blink{
    animation: blink 1.5s linear infinite;
}