#grid {
    display: grid;
    grid-template-columns: repeat(3,120px);
    grid-gap: 8px;
    width: max-content;
}

    #grid .captcha-cell {
        width: 120px;
        height: 120px;
        border: 1px solid #ccc;
        position: relative;
        cursor: pointer;
        overflow: hidden;
    }

        /*#grid .captcha-cell.selected {
            outline: 4px solid rgba(0,150,0,0.6);
        }*/

        #grid .captcha-cell img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        #grid .captcha-cell .checkmark {
            position: absolute;
            top: 2px;
            left: 2px;
            /*font-size: 20px;*/
            color: rgba(255,255,255,0.85);
            display: none;
            background: #2c87d3;
            /*border-radius: 50%;*/
            padding: 3px 4px;
            z-index: 10;
        }

        #grid .captcha-cell.selected .checkmark {
            display: inline-block;
        }

#spinner-captcha{
    width:1.7rem;
    height:1.7rem;
}