.nula-fade{
    opacity: 0;
    transition: 0.3s;
}

.nula-noScroll{
    overflow-y: scroll;
    -ms-overflow-style: none;  /* Internet Explorer 10+ */
    scrollbar-width: none;  /* Firefox */
}
.nula-noScroll::-webkit-scrollbar{ 
    display: none;  /* Safari and Chrome */
}

.nula-centralizer{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.nula-centout{
    display: table;
}
.nula-centin{
    display: table-cell;
    vertical-align: middle;
    text-align: center;
}

.nula-fw{
    width: 100%;
}

.nula-swam{
    /*
        swam - solid width and margin
        this block position content in the middle and add 20px padding to fix mobile devices
    */
    width: calc(100% - 40px);
    max-width: 1640px;
    margin-left: auto;
    margin-right: auto;
}
.nula-tinySwam{
    width: calc(100% - 40px);
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}