@base-margin: 5px;
@danger-color: #a94442;
@muted-color: #777;
.square150 {
    width:150px;
    height:150px;
}
.remove-image {
    text-decoration: none;
    font-weight: bold; 
    color: @danger-color;
}
.photo-gallery-thumbnail {
    display: inline-block;
    position: relative;
    margin-right: @base-margin;
    float: left;
    .remove-image {
        position: absolute;
        right: 0;
        top: 0;
        background: white;
        width: 20px;
        height: 20px;
        border-radius: 20px;
        text-align: center;
        color: gray;
        font-size: 14px;
        font-family: arial;
    }
}