Simple, no-frills sharing buttons

share.html

<style>
	.share-wrapper h5{
		color: #5a5a5a;
	}
	
	.share-wrapper a svg{
		cursor: pointer;
	}
	
	.share-wrapper > a:first-of-type{
		margin-left: -10px;
	}
	
	.share-wrapper a:hover{
		opacity: 0.8;
	}
</style>
<div class="share-wrapper" style="margin-top:30px">
	<h5>Share this post</h5>
	<a onclick="share('facebook')"><svg xmlns:svg="http://www.w3.org/2000/svg" xmlns="http://www.w3.org/2000/svg" width="30" height="30" version="1.1"><g transform="translate(0,-2)"><path d="m13.100548 21.878205 0-4.121807-1.386598 0-1.386598 0 0-1.595537 0-1.595538 1.386598 0 1.386598 0 0-1.42184c0-0.812118 0.01762-1.548538 0.0411-1.717299 0.209733-1.5079269 0.983257-2.5828649 2.238244-3.1103985 0.558537-0.234783 0.891905-0.2909945 1.850418-0.31201 0.78411-0.017196 1.878322 0.026183 2.29988 0.091163l0.142462 0.02196 0 1.3955497 0 1.3955515-1.054193 0.01957c-1.178757 0.02189-1.440128 0.06251-1.749474 0.271893-0.09571 0.06479-0.222643 0.197629-0.282065 0.295208-0.187771 0.308344-0.21792 0.56803-0.218648 1.883486l-0.000667 1.187155 1.576542 0 1.576544 0-0.000076 0.08548c-0.000036 0.047-0.08548 0.743637-0.18988 1.548053-0.1044 0.804419-0.189845 1.483947-0.189881 1.510064-0.000036 0.03711-0.302744 0.04747-1.386662 0.04747l-1.386599 0 0 4.121807 0 4.121807-1.633527 0-1.633527 0 0-4.121807 0.000011 0z" fill="#3b5998"/></g></svg></a>
	<a onclick="share('twitter')"><svg xmlns:svg="http://www.w3.org/2000/svg" xmlns="http://www.w3.org/2000/svg" width="30" height="30" version="1.1"><g transform="translate(0,-2)"><path d="m25.044528 10.769623c-0.739079 0.327853-1.533502 0.549336-2.367098 0.648978 0.850873-0.510063 1.504471-1.317745 1.812136-2.2802132-0.796433 0.4723961-1.678445 0.8153165-2.617307 1.0001372-0.751734-0.8010532-1.822884-1.3014723-3.008341-1.3014723-2.276094 0-4.121575 1.8452833-4.121575 4.1213763 0 0.323034 0.03646 0.637629 0.10677 0.939266C11.423727 13.725834 8.3868599 12.084956 6.354046 9.5913971 5.9992719 10.200097 5.7959709 10.908037 5.7959709 11.663387c0 1.429941 0.7276266 2.691435 1.8335304 3.430512-0.6755956-0.02139-1.3111133-0.206817-1.8667779-0.515485-0.0004684 0.01718-0.0004684 0.03445-0.0004684 0.05182 0 1.996857 1.420701 3.662543 3.3061634 4.041423-0.3458355 0.09421-0.7099503 0.144539-1.0858173 0.144539-0.2655779 0-0.5237212-0.02591-0.7754378-0.07392 0.5245259 1.637363 2.0465759 2.828947 3.8501757 2.862094-1.4105552 1.105502-3.1876379 1.764424-5.1187023 1.764424-0.3326759 0-0.6607302-0.01958-0.9831599-0.05766 1.8239893 1.169487 3.9903968 1.851813 6.3179192 1.851813C18.854314 25.162948 23 18.882799 23 13.436244c0-0.178691-0.004-0.356381-0.01195-0.533264 0.805169-0.580977 1.503868-1.306797 2.05642-2.133363z" fill="#55acee"/></g></svg></a>
	<a onclick="share('googleplus')"><svg xmlns:svg="http://www.w3.org/2000/svg" xmlns="http://www.w3.org/2000/svg" version="1.1" x="0" y="0" width="30" height="30" viewBox="0 0 30 30" enable-background="new 0 0 30 30" xml:space="preserve"><path fill="#DC4A38" d="M15.7 17.2l-0.9-0.7c-0.3-0.2-0.6-0.5-0.6-1.1 0-0.6 0.4-0.9 0.7-1.2 1-0.8 2.1-1.7 2.1-3.6 0-1.9-1.2-2.9-1.8-3.4h1.5l1.6-1h-4.9c-1.4 0-3.3 0.3-4.7 1.5 -1.1 0.9-1.6 2.2-1.6 3.4 0 2 1.5 3.9 4.1 3.9 0.3 0 0.5 0 0.8-0.1 -0.1 0.3-0.2 0.6-0.2 1 0 0.8 0.4 1.3 0.8 1.7 -1.1 0.1-3.2 0.2-4.8 1.2 -1.5 0.9-1.9 2.2-1.9 3.1 0 1.9 1.7 3.6 5.4 3.6 4.3 0 6.6-2.4 6.6-4.7C17.8 19 16.8 18.1 15.7 17.2zM12.5 14.3c-2.1 0-3.1-2.8-3.1-4.5 0-0.7 0.1-1.3 0.5-1.9 0.4-0.5 1.1-0.8 1.8-0.8 2.1 0 3.1 2.8 3.1 4.6 0 0.5 0 1.3-0.6 1.8C13.8 14 13.1 14.3 12.5 14.3zM12.5 24.4c-2.7 0-4.4-1.3-4.4-3.1 0-1.8 1.6-2.4 2.1-2.6 1-0.4 2.4-0.4 2.6-0.4 0.3 0 0.4 0 0.6 0 1.9 1.4 2.7 2 2.7 3.3C16.2 23.2 14.9 24.4 12.5 24.4z"/><polygon fill="#DC4A38" points="22 14.3 22 11.8 20.8 11.8 20.8 14.3 18.3 14.3 18.3 15.5 20.8 15.5 20.8 18 22 18 22 15.5 24.6 15.5 24.6 14.3 "/></svg></a>
</div>
<script>
function share(network) {
	switch (network) {
		case "facebook":
			var url = "https://www.facebook.com/sharer/sharer.php?u=";
			var title = "Share on Facebook";
			break;
		case "twitter":
			// Change ' - Site Title' to the postamble of your site's <title>
			var postTitle = document.title.replace(/( - Site Title)+$/g, "");
			// Change 'twitter_username' to your Twitter username
			var url = "https://twitter.com/intent/tweet?via=twitter_username&text="+encodeURIComponent(postTitle) + encodeURIComponent(" – ");
			var title = "Share on Twitter";
			break;
		case "googleplus":
			var url = "https://plus.google.com/share?url=";
			var title = "Share on Google+";
			break;
	}
	url += encodeURIComponent(location.href);
	var w = 680;
	var h = 520;
	var left = (screen.width / 2) - (w / 2);
	var top = (screen.height / 2) - (h / 2);
	return window.open(url, title, "toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=no, resizable=no, copyhistory=no, width=" + w + ", height=" + h + ", top=" + top + ", left=" + left);
};
</script>