.btn_vk_share {
    display: inline-block;
    text-align: center;
    vertical-align: middle;
	margin-right: 7px;
    padding: 10px 15px;
    border: 1px solid transparent;
    border-radius: 5px;
    background: transparent;

    font: normal normal normal 16px arial;
    color: #ffffff;
    text-decoration: none;
    width: 56px;
    height: 46px;
    box-sizing: border-box;
}
.btn_vk_share:hover {
    border: 1px solid transparent;
    background: #3399FF;
    background: -webkit-gradient(linear, left top, left bottom, from(#3399FF), to(#3399FF));
    background: -moz-linear-gradient(top, #3399FF, #3399FF);
    background: linear-gradient(to bottom, #3399FF, #3399FF);
    color: #ffffff;
    text-decoration: none;
    transform: scale(1.05);
}
.btn_vk_share:active {
    background: #0055B3;
    background: -webkit-gradient(linear, left top, left bottom, from(#0055B3), to(#0077FF));
    background: -moz-linear-gradient(top, #0055B3, #0077FF);
    background: linear-gradient(to bottom, #0055B3, #0077FF);
}
.btn_vk_share:before{
    content:  "\0000a0";
    display: inline-block;
    height: 24px;
    width: 24px;
    line-height: 24px;
    margin: 0 4px -6px -4px;
    position: relative;
    top: 0px;
    left: 0px;
    background: url("/static/img/vklogo.svg") no-repeat left center transparent;
    background-size: 100% 100%;
}