*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: linear-gradient(90deg,#6b4900, rgb(24, 24, 24) 40% 60%, #6b4900);
}

nav{
   
    width: 100%;
    margin: 0 auto;
    top: 0px;
}

nav ul{
    list-style-type: none;
}

nav li{
    float: left;
    width: 33%;
    text-align: center;
}

nav ul::after{
    content: "";
    display: table;
    clear: both;
}

nav a{
    display: block;
    text-decoration: none;
    color: white;
    border-bottom: 2px solid transparent;
    padding: 10px 0;
    font-size: 1.4em;
}

nav a:hover{
    color: rgb(255, 153, 0);
    border-bottom: 2px solid gold;
}

/*spécifique contact*/

a.actuel{
    color: rgb(255, 153, 0);
    border-bottom: 2px solid gold;
}

section {
    height: 100%;
    
    /*background-color: rgba(0, 0, 0, 0.237);*/
    text-align: center;
    color: white;
}
a.accueil{
    font-size: 1.2em;
    display: flex;
    width: 14%;
    padding: 10px;
    margin: 10px auto;
    color: white;
    text-decoration: none;
    border: 1px solid white;
    border-radius: 20px;
}

a.accueil:hover{
    background-color: rgb(255, 153, 0);
}

h1,h2 , p, a {
    margin: 10px 0;
    font-family:'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
}

h1{
    margin-top: 8%;    
    font-size: 3.7em;
}


section p{
    margin: 60px;    
    font-size: 1.3em;
}

p.contact{
    margin-top: -10px;
}

div.mail{
    margin-right: 50px;
    display: inline-block;
    height: 40%;
    width: 45%;
    background-color: rgba(0, 255, 85, 0);
    vertical-align: top;
}



div p span{
    text-decoration: underline;
    color: rgb(134, 161, 255);
}

div.tel{
    display:inline-block;
    height: 40%;
    width: 45%;
    /*background-color: rgb(0, 255, 85);*/
    vertical-align: top;
}

img{
    filter: invert(63%) sepia(10%) saturate(2875%) hue-rotate(-10deg) brightness(92%) contrast(89%);
}

@media screen and (max-width: 760px) {
    nav{
        width: 70%;
    }
    
    h1{
        font-size: 2em;
    }
    div.mail{
        margin: 0;
        width: 100%;
    }
    div.tel{
        margin-top: 20px;
        width: 100%;
    }
}

a.mention{
    display: block;
    margin-top: -4px;
    color: white;
}