#drobniac-grid {
    vertical-align: middle;
    position: relative;
    margin-bottom: 5px;
    background-image: url('../img/grid-background.png');
}

#drobniac-grid input {
    display: none;
}

.grid-cell {
    display: block;
    height: 0;
    padding-bottom: 100%;
    text-align: center;
    position: relative;
    border: 2px ridge gray;
}

input[type=checkbox]:checked + label .grid-cell::before {
    content: '';
    display: block;
    width: 100%;
    height: 100%;
    background: url('../img/checked.svg') center center no-repeat;
    background-size: contain;
    position: absolute;
    z-index: 0;
}

.grid-cell label {
    display: block;
    vertical-align: middle;
    transform: translateY(-50%);
    position: absolute;
    top: 50%;
    width: 100%;
}

.grid-cell span {
    position: absolute;
    width: 100%;
    left: 0;
    top: 50%;
    z-index: 1;
    transform: translateY(-50%);
}

.col-1 {
    width: 100%;
    display: inline-block;
    vertical-align: top;
}

.col-2 {
    width: 50%;
    display: inline-block;
    vertical-align: top;
}

.col-3 {
    width: 33.333%;
    display: inline-block;
    vertical-align: top;
}

.col-4 {
    width: 25%;
    display: inline-block;
    vertical-align: top;
}

.col-5 {
    width: 20%;
    display: inline-block;
    vertical-align: top;
}

.sans-padding-top {
    padding-top: 0 !important;
}

.error {
    color: red;
    font-size: 14px;
}