.nav__btn{
    position: fixed;
    top: 18px;
    margin: 0 0 0 20px;
    cursor: pointer;
}
.nav__main {
    background-image: linear-gradient(to right, #21586CC9 50%, #ffffff00 50%);
}
.nav__btn span{
    display: block;
    width: 50px;
    height: 3px;
    border-radius: 2px;
    background-color: #fff;
    margin-bottom: 2px;
    margin-top: 2px;
}
.nav__btn span+span {
    margin-top: 8px;
}
.nav__btn .menuTxt {
    color: #fff;
    margin-top: 4px;
    font-size: 18px;
    text-transform: uppercase;
}

.nav{
    transform: translateY(100vh);
    visibility: hidden;
    transition: transform 0.5s ease, visibility 1s ease;
    position: fixed;
    z-index: 10000;
    inset:0 0 0 0;
    background-color: var(--color4);
    background-repeat: no-repeat;
    background-position: right bottom;
}
.nav__open{
    transform: translateY(0);
    visibility: visible;
    transition: transform 0.75s ease;
}
.nav__close{
    cursor:pointer;
    display: block;
    text-shadow: none;
}
.nav {
    background-color: #1091A7;
    position: fixed;
    top:0;
    left:0;
    right:0;
    bottom:0;
    z-index: 5;
}
.nav.nav__open {
    transform: translateX(0);
    visibility: visible;
    transition: transform 0.75s ease;
  
}
.nav__open .header_contct {
    display: none;
}

.nav_top{
    padding: 30px 50px 0 20px;
    box-sizing: border-box;
}
.nav__close{
    font-size: 18px;
    color:#fff;
    font-family: "montserrat", sans-serif;
}
.nav_main{
    background-image: url('../images/branche.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    box-sizing: border-box;
    height: 100%;
}
@media(max-width:767px){

    .nav_top{
        padding: 20px 20px 0;
        width: calc(100% - 80px);

    }
    .nav_main{
        width: 100%;
    }
}
.nav__menu{
    justify-content: center;
    font-size: 36px;
    text-transform: uppercase;
    width: 100%;
    margin-top: 50px;
}
@media(max-width:767px){
    .nav__menu{
        padding-left: 40px;
        padding-right: 0px;
    }
}
.nav__menu ul{
    list-style: none;
    margin: 0;
    padding: 0;
}
.nav__menu li{
    margin-bottom: 20px;
}