.hamburger {
    width: 30px;

    right: 25px;
    top: 35px;

    cursor: pointer;

    mix-blend-mode: difference;

    position: fixed;

    z-index: 10;
}

nav {
    display: none;

    position: fixed;
    top: 0;
    right: 0;

    height: 100vh;
    width: 100%;
    max-width: 500px;

    overflow-y: auto;

    z-index: 20;

    background-color: #2B5C73;
}
nav.open {
    display: block;
}
nav .close-nav {
    position: absolute;
    top: 20px;
    right: 20px;

    cursor: pointer;
}

nav .plan-du-site {
    width: 90%;
    max-width: 130px;
    min-height: 230px;

    margin-left: 45px;
    margin-top: 85px;

    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-start;
}
nav .plan-du-site a {
    font-family: "Source Sans Pro";
    color: white;
    font-size: 16px;
    font-weight: bold;
    text-transform: uppercase;
    text-decoration: none;

    position: relative;
}
nav .plan-du-site a .line {
    width: 0;
    height: 1px;

    background-color: #CA4E4E;

    position: absolute;
    bottom: -10px;
    left: 0;

    transition: width 0.2s ease-in;
}
nav .plan-du-site a:hover .line {
    width: 100%;
}
nav .plan-du-site a.active .line {
    width: 100%;
}

nav .logo-nav {
    width: 50%;
    max-width: 250px;

    position: absolute;
    right: 50px;
    top: 100px;
}
@media screen and (max-width: 350px) {
    nav .logo-nav {
        display: none;
    }
}

nav .button-container-container {
    width: 100%;

    margin-top: 50px;

    display: flex;
    justify-content: center;
    align-items: center;
}
nav .button-container {
    width: 90%;
    max-width: 450px;

    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-direction: row;
    flex-wrap: wrap;
}
nav .button-container .button {
    width: 190px;
    height: 70px;

    background-color: #A25257;

    display: flex;
    justify-content: center;
    align-items: center;
}
nav .button-container a {
    text-decoration: none;

    margin: 20px 0;
}
nav .button-container .button span {
    width: 88%;

    font-family: "Source Sans Pro";
    color: white;
    font-size: 14px;
    text-transform: uppercase;
    font-weight: bold;
    text-align: center;
}