@import url('https://fonts.googleapis.com/css?family=Poppins:100,200,300,400,500,600,700,800,900');
.gallery img {
    max-width: 100%;
    background-color: rgb(139, 218, 124);
    padding: 15px;
    width: 100%;
    box-shadow: 0px 0px 15px rgba(0, 0, 0, 3);
    cursor: pointer;
}
.gallery {
    padding: 80px 0px;
}
#gallery-popup .modal-img {
    width: 100%;
}



* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins' sans-serif;
}
body {
    font-family: 'Poppins' sans-serif;
    text-align: center;
    background-image: url(pictures/bg.jpg);
    background-repeat: no-repeat;
    background-attachment: fixed;
}
.navigation {
    background-color: #333;
    overflow: hidden;
    width: 100%;
    height: 60px;
    position: sticky;
    display: flex;
    justify-content: center;
    align-items: center;
    top: 0;
    z-index: 100;
}
.navigation li {
    display: inline;
    list-style: none;
}
.navigation a {
    position: relative;
    text-decoration: none;
    font-family: 'Poppins' sans-serif;
    font-size: 17px;
    font-style: normal;
    font-weight: 400;
    text-transform: normal;
    letter-spacing: normal;
    line-height: 1.3em;
    color: #f2f2f2;
    margin-right: 5px;
}
a:hover {
    color: #777;
}
.indicator {
    position: absolute;
    width: 65px;
    height: 3px;
    background: #f2f2f2;
    transition: 0.5s;
    border-radius: 17px;
}
.indicator::before {
    content: '';
    position: absolute;
    left: -22px;
    width: 20px;
    height: 20px;
    background: transparent;
}
.indicator::after {
    content: '';
    position: absolute;
    right: -22px;
    width: 20px;
    height: 20px;
    background: transparent;
}
.navigation ul li:nth-child(1).active ~ .indicator {
    transform: translateX(calc(90px * 0));
}
.navigation ul li:nth-child(2).active ~ .indicator {
    transform: translateX(calc(77px * 1));
}
.navigation ul li:nth-child(3).active ~ .indicator {
    transform: translateX(calc(72px * 2));
}
.navigation ul li:nth-child(4).active ~ .indicator {
    transform: translateX(calc(71px * 3));
}