.social-bar{
background:#2f7d7d;
padding:20px;
text-align:center;
}

.social-bar a{
display:inline-block;
margin:0 12px;
}

.social-icon{
width:28px;
height:28px;
fill:white;
transition:transform .2s ease, opacity .2s ease;
}

.social-icon:hover{
transform:scale(1.2);
opacity:0.8;
}