css/player.css

/* soundcite - v0.5.1 - 2017-07-10
 * Copyright (c) 2017 Tyler J. Fisher and Northwestern University Knight Lab
 */

/*PLAYER CHROME*/

@-webkit-keyframes spin {
	from { -webkit-transform: rotate(0deg); opacity: 0.4; }
	50%  { -webkit-transform: rotate(180deg); opacity: 1; }
	to   { -webkit-transform: rotate(360deg); opacity: 0.4; }
}

@-moz-keyframes spin {
	from { -moz-transform: rotate(0deg); opacity: 0.4; }
	50%  { -moz-transform: rotate(180deg); opacity: 1; }
	to   { -moz-transform: rotate(360deg); opacity: 0.4; }
}

@-ms-keyframes spin {
	from { -ms-transform: rotate(0deg); opacity: 0.4; }
	50%  { -ms-transform: rotate(180deg); opacity: 1; }
	to   { -ms-transform: rotate(360deg); opacity: 0.4; }
}

@-o-keyframes spin {
	from { -o-transform: rotate(0deg); opacity: 0.4; }
	50%  { -o-transform: rotate(180deg); opacity: 1; }
	to   { -o-transform: rotate(360deg); opacity: 0.4; }
}

@keyframes spin {
	from { transform: rotate(0deg); opacity: 0.2; }
	50%  { transform: rotate(180deg); opacity: 1; }
	to   { transform: rotate(360deg); opacity: 0.2; }
}

.soundcite-loaded {
    border-radius: 6px;
    padding: 0 5px 0 5px;
    display: inline-block;
    cursor: pointer;
}

.soundcite-loaded:before {
    display: inline-block;
    content: "";
    vertical-align: -10%;
    margin-right: 0.25em;
}

.soundcite-loading:before {
    margin-right: 0.5em;
    font-size: 0.9em;
    position: relative;
    top: -.05em;
    height: 0.75em;    
    width: 0.75em;
    border: 2px solid #000;
    border-right-color: transparent;
    border-radius: 50%;
    -webkit-animation: spin 1s linear infinite;
    -moz-animation: spin 1s linear infinite;
    -ms-animation: spin 1s linear infinite;
    -o-animation: spin 1s linear infinite;
    animation: spin 1s linear infinite;
}

.soundcite-play:before {
    font-size: 0.9em;
    position: relative;
    top: -.05em;
    border: 0.5em solid transparent;
    border-left: 0.75em solid black;
}

.soundcite-pause:before {
    font-size: 0.9em;
    position: relative;
    top: -.05em;
    height: 1em;
    border-left: .75em double black;
    border-right: .5em solid transparent;
}