@font-face {
    font-family: 'mojangregular';
    src: url('../fonts/mojang-regular-webfont.woff') format('woff2'),
         url('../fonts/mojang-regular-webfont.woff2') format('woff');
    font-weight: normal;
    font-style: normal;
}

body{
    background: url(../images/background_3.png) no-repeat center center fixed;
    background-size: cover;
    font-family: "mojangregular";
    color: white;
}

body::before {
  content: "";
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.15);
  z-index: -1;
}

nav{
    display: flex;
    justify-content: space-between;
    margin-bottom: 30px;
    margin-top: 30px
}

nav ul {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    justify-content: flex-start; 
    gap: 60px;
    margin-right: 50px;
}


nav ul li{
   text-transform:lowercase;
   font-size: 22px
}

a{
    display: inline-block;
    text-decoration: none;
    color: white;
    transition: transform 0.3s ease, color 0.3s ease;
}

a:hover {
    transform: translateY(-5px); 
    color: #2ecc71;
}

#selected a {
    color: #1db954;
    text-shadow: 0 0 16px #1db954;
}

#logo{
    height: 54px;
    margin-left: 40px;
}

body iframe{
    width: 90%;
    height: calc(90vh - 80px); 
    display: block;
    border: none;
    border-radius: 18px;
    margin: 0 auto;
}

@media (max-width: 768px) {

    nav {
        flex-direction: column;
        align-items: center;
        margin: 20px 0;
    }

    nav ul {
        flex-direction: column;
        gap: 20px;
        margin: 90;
        gap: 10px;
    }

    nav ul li {
        font-size: 18px;
        text-align: center;
    }

    #logo {
        margin: 0 0 15px 0;
        height: 80px;
    }
   
}