una/studio/template/css/designer.css

/*--- Template Switcher ---*/
div.bx-dsg-template {
    position: relative;
    width: 100%;
}

div.bx-dsg-icon {
    position: absolute;
    top: 0px;
    left: 0px;
    overflow: hidden;
    line-height: 8rem;
}

div.bx-dsg-icon i.sys-icon {
    position: absolute;
    top: 0px;
    left: 0px;
    height: auto;

    font-size: 96px;
    text-align: center;
    text-shadow: none;
    color: white;
}

div.bx-dsg-template-info {
    overflow: hidden;
}

span.bx-dsg-template-version {
    font-weight: bold;
}

/*--- Icon Manager---*/
.adm-dsg-icon .bx-form-input-files-uploaders {
    margin-top: 0;
}
.adm-dsg-icon .adm-dsg-ip-icon_svg img {
    max-height: 2rem;
}

/*--- Cover Manager---*/
div.bx-dsg-cover {
    position: relative;
}

div.bx-dsg-cover-actions .bx-btn {
    float: none;
    display: inline-flex; /* keeps the 32px Studio button's centred label */
}