nav.m_nav {
    overflow-y:auto;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9999;
    transform: translateY(-100%);
    width: 100%;
    height: 100vh;
    transition: all 800ms cubic-bezier(.8, 0, .33, 1);
    border-radius: 0 0 50% 50%;
}

nav.m_nav.nav-open {
    transform: translateY(0);
    border-radius: 0% 0% 0% 0%;
    background: rgba(0, 0, 0, .8);
}

.menu-close {
    opacity: 0;
    top: 15px;
    right: 15px;
    position: fixed;
    cursor: pointer;
    z-index: 99991;
    color: #fff;
    transition:.36s all;
    z-index:-1;
}
.menu-close.nav-open {opacity: .7;transition:.36s all;z-index:99999;}

.menu-close .line {
    padding: 0;
    width: 30px;
    background: #fff;
    height: 2px;
    margin: 2px 10px;
    transition: all 700ms cubic-bezier(.9, 0, .33, 1);
}

.menu-close .line.line--1 {
    width: 30px;
    transform: rotate(0) translateY(0);
}

.menu-close .line.line--1.line-cross {
    width: 30px;
    transform: rotate(45deg) translateY(2px) translateX(4px);
    background: rgba(255, 255, 255, 1);
}

.menu-close .line.line--2 {
    width: 28px;
    transform: translateX(0);
}

.menu-close .line.line--2.line-fade-out {
    width: 28px;
    transform: translate(30px);
    opacity: 0;
}

.menu-close .line.line--3 {
    width: 20px;
    transform: rotate(0) translateY(0);
}

.menu-close .line.line--3.line-cross {
    width: 30px;
    transform: rotate(-45deg) translateY(-2px) translateX(4px);
    background: rgba(255, 255, 255, 1);
}

nav.m_nav .nav-links {
    padding-top: 10vh;
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    /*justify-content: center;*/
    transform: translateY(0);
    opacity: 0;
    transition: all 900ms cubic-bezier(.9, 0, .33, 1);
}
.nav-logo {font-size:18px;font-weight:bold;line-height: 1.5;color:#fff;}
nav.m_nav .nav-links ul {
    width: 100%;
    margin-top: 20px;
}

nav.m_nav .nav-links ul li:last-child a {border:none;}

nav.m_nav .nav-links.fade-in {
    opacity: 1;
    transform: translateY(0);
}

nav.m_nav .nav-links .link {
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    max-width: 70%;
    margin: 0 auto;
    display: block;
    padding: 15px 0;
    color: #fff;
    font-size: 16px;
    transition: all 300ms cubic-bezier(.9, 0, .33, 1);
}
.m_nav_tel{
    color: rgba(255,255,255,1);
    line-height: 3;
    font-size: 16px;
    text-align: center;
}
.m_nav_tel .tel {color: #fff;font-size:22px;font-weight:bold;}
nav.m_nav .nav-links .link:hover {
    background: rgba(255, 255, 255, 0.5);
}
@media(min-width:1200px) {
    .nav-logo {font-size:30px;}
    nav.m_nav .nav-links .link {    max-width: 50%;padding:20px 0;font-size:20px;}
}