@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@200;300;400;600;700&display=swap');
*{
    margin:0;
    padding:0;
    box-sizing: border-box;
}

.main-screen.non-active {
    animation: back-to-normal 1s forwards ease;
}

.main-screen.active {
    animation: scale 1s forwards ease;
}

a.nav-link.run {
    animation: appear 1s forwards ease;
    animation-delay: var(--delay);
}

.button-toggle {
    position: absolute;
    top: 25px;
    right: 25px;
    z-index: 1000;
    width: 50px;
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 2px solid;
    border-radius: 10px;
    font-size: 1.5rem;
    background: #d0d0d0;
    color: #353535;
    cursor: pointer;
    transition: 0.3s;
}

.button-toggle i {
    transition: 0.7s;
}

.button-toggle:hover {
    color: black;
    background: white;
}

.menu-bar ul li a {
    font-weight: 700;
}

.menu-bar {
    position: fixed;
    top: 0;
    right: -30%;
    width: 30%;
    z-index: 999;
    transition: 0.7s ease-in-out;
}

.menu-bar.active {
    right: 0%;
}

.menu-bar ul {
    width: 100%;
    flex-direction: column !important;
    align-items: flex-start;
    padding: 0 2em;
    font-size: 1.5rem;
}

.menu-bar nav {
    height: 100vh;
    background: cornsilk;
}

.text {
    width: 50%;
    height: inherit;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    color: white;
    padding: 0 5rem;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
}

.main-screen {
    width: inherit;
    height: inherit;
    background: url('../image/bg-2.jpg');
    background-size: cover;
    background-repeat: no-repeat;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
}

.main-screen:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: #0000004d;
}

div#app {
    position: relative;
    width: 100%;
    height: 100vh;
    background: cornsilk;
    font-family: 'Nunito', sans-serif;
}

div.app.active:after {
    content: '';
    display: block;
    width: 100%;
    height: 100vh;
    background: #f5eabf;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    animation: pseudo-after 0.7s forwards ease;
    animation-delay: 1s;
    opacity: 0;
}

div.app.active:before {
    content: '';
    display: block;
    width: 100%;
    height: 100vh;
    background: #f5eabf7d;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    animation: pseudo-before 0.7s forwards ease;
    animation-delay: 1.3s;
    opacity: 0;
}

/*animation*/
@keyframes appear{
    0%{
        opacity: 0
    }
    100%{
        opacity: 1
    }
}
@keyframes scale{
    0%{
        transform: scale(1);
    }
    100%{
        transform: perspective(1600px) scale(0.35) rotateY(50deg) translateY(-20px) translateX(-70px);
    }
}
@keyframes back-to-normal{
    0%{
        transform: perspective(1600px) scale(0.35) rotateY(50deg) translateY(-20px) translateX(-70px);
    }
    100%{
        transform: scale(1);
    }
}
@keyframes pseudo-after{
    0%{
        opacity: 0;
        transform: perspective(1600px) scale(0.35) rotateY(50deg) translateY(-20px) translateX(-70px);
    }
    100%{
        opacity: 1;
        transform: perspective(1600px) scale(0.35) rotateY(49deg) translateY(-35px) translateX(-165px);
    }
}
@keyframes pseudo-before{
    0%{
        opacity: 0;
        transform: perspective(1600px) scale(0.35) rotateY(50deg) translateY(-20px) translateX(-70px);
    }
    100%{
        opacity: 1;
        transform: perspective(1600px) scale(0.35) rotateY(48deg) translateY(-45px) translateX(-240px);
    }
}