.has-spinner .fa-spinner {
    opacity: 0;
    max-width: 0;
    -webkit-transition: opacity 0.25s, max-width 0.45s;
    -moz-transition: opacity 0.25s, max-width 0.45s;
    -o-transition: opacity 0.25s, max-width 0.45s;
    transition: opacity 0.25s, max-width 0.45s; /* Duration fixed since we animate additional hidden width */
}

.has-spinner.active {
    cursor: progress;
}

    .has-spinner.active .fa-spinner {
        opacity: 1;
        max-width: 50px; /* More than it will ever come, notice that this affects on animation duration */
    }

div#sendEmailAlert {
    margin-top: 25px;
}