.tts_play #tts_button{background-color: rgb(168, 212, 198,0.7);}
#tts_button{
    position: fixed;
    border:solid 1px #ccc;
    bottom: 190px;
    left: -12px;
    background-color: rgba(255,255,255,0.7);
    color: var(--e-global-color-nvprimaryaccent);
    width: 52px;
    height: 40px;
    border-radius: 0 10px 10px 0;
    box-shadow: 0px 0px 5px 1px rgba(0,0,0,0.2);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 5px;
    margin-bottom: 5px;
    z-index: 9999;
}
#tts_button i {
  font-size: 24px;
  padding-left:10px;
  z-index: 9999;
}
#tts_button:hover {
  transform: translateX(4px);
  z-index: 9999;
}
.tts_play #tts_button .dashicons.dashicons-controls-volumeon::before{
  content: "\f523" !important;
}