footer {
    color: azure;
}

body {
    color: azure;
    background-image: url("../img/bg.png");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

a {
    text-align: center;
    color: azure;
}

header {
    position: relative;
    background-color: transparent;
    height: 25%;
    min-height: 15rem;
    width: 75%;
    overflow: hidden;
}

li {
    list-style-type: none;
    margin: 10px;
}

#li_1 {
    display: none;
}

.btn {
    background-color: black;
    color: azure;
}

#scrollUp {
    position: fixed;
    bottom: 10px;
    right: -100px;
    opacity: 0.5;
}

header video {
    align-items: center;
    position: absolute;
    top: 100%;
    left: 100%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    z-index: 0;
    -ms-transform: translateX(-50%) translateY(-50%);
    -moz-transform: translateX(-50%) translateY(-50%);
    -webkit-transform: translateX(-50%) translateY(-50%);
    transform: translateX(-50%) translateY(-50%);
}

header .container {
    position: relative;
    z-index: 2;
}

header .overlay {
    position: absolute;
    top: 0;
    left: 0;
    height: 50%;
    width: 50%;
    background-color: black;
    opacity: 0.5;
    z-index: 1;
}

@media (pointer: coarse) and (hover: none) {
    header {
        background: url("https://source.unsplash.com/XT5OInaElMw/1600x900") black no-repeat center center scroll;
    }

    header video {
        display: none;
    }
}

h4 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.texte {
    margin: 50px;
    text-align: left;
}

.titre {
    text-align: center;
}

.info {
    color: white;
    background-color: transparent;
}

.table-hover:hover {
    background-color: white;
}

.danger {
    color: white;
    background-color: black;
}