h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: Lato, sans-serif;
    font-weight: 700;
}


#main-slider .carousel h2 {
    font-size: 44px;
    color: #fff;
    text-shadow: rgba(0, 0, 0, 0.4) 0 1px 1px;
    text-transform: uppercase;
    letter-spacing: -1px;
    margin-top: 30px;
		 margin-top: 30vh; /* poussé de la moitié de hauteur de viewport */
  transform: translateY(-30%);
}

#main-slider .carousel .btn {
    border: 5px solid rgba(255, 255, 255, 0.9);
    color: #fff;
    border-radius: 0;
    margin-top: 35px;
    font-size: 26px;
    font-weight: 700;
    text-transform: uppercase;
    padding: 10px 15px;
    text-shadow: rgba(0, 0, 0, 0.4) 0 1px 1px;
    z-index: 10px;
}

#main-slider .carousel .btn:hover {
    background-color: rgba(255, 255, 255, 0.9);
    color: #202020;
}

#main-slider .carousel .boxed {
    padding: 10px 15px;
    background-color: rgba(0, 0, 0, 0.3);
    display: inline-block;
    text-transform: uppercase;
}

#main-slider .carousel .item {
    background-position: 50%;
    background-repeat: no-repeat;
    background-size: cover;
    left: 0 !important;
    opacity: 0;
    top: 0;
    position: absolute;
    width: 100%;
    display: block !important;
    height: 600px;
    -webkit-transition: opacity ease-in-out 500ms;
    -moz-transition: opacity ease-in-out 500ms;
    -o-transition: opacity ease-in-out 500ms;
    transition: opacity ease-in-out 500ms;
}

#main-slider .carousel .item:first-child {
    top: auto;
    position: relative;
}

#main-slider .carousel .item.active {
    opacity: 1;
    -webkit-transition: opacity ease-in-out 500ms;
    -moz-transition: opacity ease-in-out 500ms;
    -o-transition: opacity ease-in-out 500ms;
    transition: opacity ease-in-out 500ms;
    z-index: 1;
}
.center {
    text-align: center;

}

#main-slider .carousel .btn {
    border: 3px solid rgba(255, 255, 255, 0.9);
    color: #fff;
    border-radius: 0;
    margin-top: 35px;
    font-size: 19px;
    font-weight: 400;
    text-transform: uppercase;
    padding: 10px 15px;
    text-shadow: rgba(0, 0, 0, 0.4) 0 1px 1px;
    letter-spacing: 4px;
}