.social-wrap li .img {
background: transparent url(social-icons-sp.gif) 0 0 no-repeat;
width: 31px;
height: 31px;
}

.social-wrap li.twitter .img {
background-position: -35px 0;
}
.social-wrap li {
margin: 5px 0;
line-height: 15px;
}

.social-wrap li.youtube .img {
background-position: -70px 0;
}

.social-wrap li.btblog .img {
background-position: -105px 0;
}


.social-wrap .img {
float: left;
margin-right: 10px;
}