.sharebox {
    width: 80%;
    margin: 380px;
    border: 2px solid #4f4f4f;
    margin: 0 auto;
    background: #fff;
    display: none;
    position: absolute;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
}

.sharebox h4 {
    height: 30px;
    line-height: 30px;
    text-align: center;
    color: #fff;
    font-weight: bold;
    background: #4f4f4f;
    position: relative;
}

.sharebox h4 .btn_close {
    display: inline-block;
    width: 30px;
    height: 30px;
    position: absolute;
    right: 0;
    top: 0;
    background: url('//img.filesun.com/m/icon/xbutton.png') no-repeat 50% 50%;
    -webkit-background-size: 18px 18px;
    background-size: 18px 18px;
    text-indent: -100px;
    overflow: hidden;
}

.sharebox .sns {
    margin: 13px auto;
    width: 100%;
    text-align: center;
}

.sharebox .sns a.btn_kakao {
    background-image: url('//img.filesun.com/m/icon/m_sns_kakao.png');
    background-color: #fae100;
}

.sharebox .sns a.btn_facebook {
    background-image: url('//img.filesun.com/m/icon/m_sns_facebook.png');
    background-color: #305ba5;
    color: #fff;
}

.sharebox .sns>a {
    width: 40%;
    height: 30px;
    display: inline-block;
    text-align: center;
    line-height: 30px;
    text-decoration: none;
    text-indent: 40px;
    -webkit-background-size: 54px 26px;
    background-size: 54px 26px;
    background-position: 0 50%;
    background-repeat: no-repeat;
}

.sharebox .url .copyTarget {
    width: 94%;
    display: block;
    margin: 0 auto;
    padding: 6px 0;
    text-indent: 5px;
    border: 1px solid #ccc;
    background: #fafafa;
    color: #777;
}

.sharebox .url .btn_copy_url {
    text-align: center;
    display: block;
    padding: 10px 0;
    margin-top: 10px;
    color: #666;
    font-weight: bold;
    border-top: 1px solid #4f4f4f;
    text-decoration: none;
}