.crs-input-upload,
.crs-input-mic svg,
.crs-input-send {
    background: transparent !important;
    border: none;
}

.crs-input-upload svg,
.crs-input-mic svg,
.crs-input-send svg {
    stroke: #33FFFF !important;
    fill: #33FFFF !important;
}