* {
    box-sizing: border-box;
}
 
body {
    margin: 0px;
}
 
.nav {
    height: 50px;
    width: 100%;
    background-color: #13092d;
    position: relative;
}
 
.nav>.nav-header {
    display: inline;
}
 
.nav>.nav-header>.nav-title {
    display: inline-block;
    font-size: 22px;
    color: #d4f;
    padding: 10px 10px 10px 10px;
}
 
.nav>.nav-btn {
    display: none;
}
 
.nav>.nav-links {
    display: inline;
    float: left;
    font-size: 18px;
}
 
.nav>.nav-links>a {
    display: inline-block;
    padding: 13px 10px 13px 10px;
    text-decoration: none;
    color: #db41ff;
}
 
.nav>.nav-links>a:hover {
    background-color: rgba(0, 0, 0, 0.3);
}
 
.nav>#nav-check {
    display: none;
}
 
@media (max-width:700px) {
    .nav>.nav-btn {
        display: inline-block;
        position: absolute;
        right: 0px;
        top: 0px;
    }
 
    .nav>.nav-btn>label {
        display: inline-block;
        width: 50px;
        height: 50px;
        padding: 13px;
    }
 
    .nav>.nav-btn>label:hover,
    .nav #nav-check:checked~.nav-btn>label {
        background-color: rgba(0, 0, 0, 0.3);
    }
 
    .nav>.nav-btn>label>span {
        display: block;
        width: 25px;
        height: 10px;
        border-top: 2px solid #d4f;
    }
 
    .nav>.nav-links {
        position: absolute;
        display: block;
        z-index: 5;
        width: 100%;
        background-color: #13092d;
        height: 0px;
        transition: all 0.3s ease-in;
        overflow-y: hidden;
        top: 50px;
        left: 0px;
    }
 
    .nav>.nav-links>a {
        display: block;
        width: 100%;
    }
 
    .nav>#nav-check:not(:checked)~.nav-links {
        height: 0px;
    }
 
    .nav>#nav-check:checked~.nav-links {
        height: calc(100vh - 50px);
        overflow-y: auto;
    }
}