header {
    background: transparent;
    height: 50px;
    z-index: 9999;
}
main {
    margin: 0;
}

h1 {
    font-family: "Libre Caslon Text", serif;
    font-family: "Allura", cursive;
    text-align: center;
    font-size: 5em;
    color: #6B5896;
    background: #e09bcf;
    background: linear-gradient(0deg, #eadaec 0%, rgba(255, 255, 255, 1) 100%);
    margin: 0;
    padding: 0;
    height: 0;
    overflow: hidden;
}
h2 {
    font-family: "Allura", cursive;
    font-family: "Libre Caslon Text", serif;
    font-size: 2em;
    color: #d837be;
    font-style: italic;
    border-bottom: solid 1px #d837be;
}

ul.sommaire {
    margin: 0;
    padding: 25px;
    list-style: none;
    position: fixed;
    top:40px;
    width: auto;
    display: inline-block;
    vertical-align: top;
    z-index: 999;
    border-radius: 0 15px 15px 0;
}
ul.sommaire:hover {
    background: rgba(255, 255, 255, 0.6);
    box-shadow: 1px 1px 4px 2px rgba(0, 0, 0, 0.3);
}
ul.sommaire li {
    color: #000;
    text-decoration: none;
    margin: 3px 0;
    height: 30px;
}
ul.sommaire a {
    color: #000;
    text-decoration: none;
    margin: 3px 0;
    height: 30px;
}
ul.sommaire span {
    display: inline-block;
    width: 20px;
}
ul.sommaire li strong {
    opacity: 0.0;
    transition: 0.5s;
}
ul.sommaire:hover li strong {
    opacity: 1.0;
    transition: 0.5s;
    font-weight: lighter;
}

div.services {
    width: 100%;
}
div.services div.service {
    height: auto;
    min-height: 100vh;
    overflow-y: hidden;
    overflow-x: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}
div.services div.service div.image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center center;
    z-index: 9;
}
div.services div.service div.content {
    position: relative;
    z-index: 99;
    width: 900px;
    height: auto;
    max-height: 100%;
    max-height: calc(100vh - 150px);
    padding: 50px;
    overflow-y: auto;
    background: rgba(255, 255, 255, 0.6);
    display: block;
}

ul.marches {
    list-style: none;
    display: block;
    margin: 0; 
    padding: 0;
}
ul.marches li {
    display: flex;
    margin: 10px 0;
    cursor: pointer;
}
ul.marches li div.illus {
    width: 100px;
}
ul.marches li div.infos {
    display: block;
    padding: 10px;
}
ul.marches li div.infos a {
    display: block;
    color: #000;
}

@media screen and (max-width: 900px) {
    div.services div.service div.content {
        width: 75%;
        max-height: calc(100vh - 150px);
        overflow: auto;
    }
    ul.sommaire {
        display: none;
    }
}
@media screen and (max-width: 640px) {
    div.services div.service div.content {
        padding: 20px;
    }
    ul.marches li {
        display: block;
        margin: 10px 0;
        cursor: pointer;
    }
    ul.marches li div.illus {
        width: 100%;
        height: auto;
        max-height: 150px;
        text-align: center;
    }
    ul.marches li div.illus img {
        width: auto;
        height: auto;
        max-height: 150px;
        text-align: center;
    }
    ul.marches li div.infos {
        display: block;
        padding: 10px;
    }
    ul.marches li div.infos a {
        display: block;
        color: #000;
    }
}