main section.presentation
{
    width: calc(100% - 2px); height: calc(100% - 2px); z-index: 1;
    margin: 0;
    padding: 0;
    border: solid 1px rgba(255, 255, 255, 0);
    background-color: rgba(255, 255, 255, 0);
}

main section.presentation h2
{
    display: block; /*width: 10em;*/
    position: relative;top: 33%; margin: 0 auto 0 auto;
    /*border: solid 1px rgba(255, 255, 255, 0);*/
    font-size: 3em; color: #000;
    text-align: center;
}

main section.presentation p.subTitle
{
    display: block;
    position: relative; top: 33%; margin: 0.7em 0 5em 0; padding : 1em;
    font-size: 1.2em; text-align: center;
}

main section.presentation p#serviceList
{
    display: block;
    position: relative; top: 33%; margin: -4em 0 0 0;
}

main section.presentation ul
{
    display: block;
    position: relative; top: 33%;
    margin: 1em auto 0 auto;
    list-style: none;
    text-align: center;
}