.user-img {
    width:100px;
    border-radius:99px;
    -moz-border-radius:99px;
    -webkit-border-radius:99px;
    background:red;
    color:#fff;
    border:0px #fff solid;
    background-color: #E6E6E6;
    background-image: -webkit-gradient(linear, left top, left bottom, from(#E6E6E6), to(#ffffff)); /* Saf4+, Chrome */
    background-image: -webkit-linear-gradient(top, #E6E6E6, #ffffff); /* Chrome 10+, Saf5.1+, iOS 5+ */
    background-image: -moz-linear-gradient(top, #E6E6E6, #ffffff); /* FF3.6 */
    background-image: -ms-linear-gradient(top, #E6E6E6, #ffffff); /* IE10 */
    background-image: -o-linear-gradient(top, #E6E6E6, #ffffff); /* Opera 11.10+ */
    background-image: linear-gradient(top, #E6E6E6, #ffffff);
    filter: progid:DXImageTransform.Microsoft.gradient(startColorStr='#E6E6E6', EndColorStr='#ffffff');
    -webkit-box-shadow: 0px 2px 4px #888888; /* Saf3-4 */
    -moz-box-shadow: 0px 2px 4px #888888; /* FF3.5 - 3.6 */
    box-shadow: 0px 2px 4px #888888; /* Opera 10.5, IE9, FF4+, Chrome 10+ */
    display:inline-block;
    padding:0px;
    margin:3px;
    font-family:arial;
    font-weight:bold;
}

<div class='user-img'><img src='회원이미지.jpg'></div>

사용하세요~