*, *::before, *::after{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    background-color: #070729;
    color: white;
    font-family: monospace;
}
.container{
    width: 80vw;
    height: 100vh;
    margin: 0 auto;
   
}

h1{
    text-align: center;
    font-weight: lighter;
    margin-top: 1em;
}
table{
    width: 50%;
    margin: 2em auto;

}
table, th, td {
    border: 1px solid teal;
    border-collapse: collapse;
}
td, th{
    width: 20%;
    min-width: 100px;
    text-align: center;
    height:30px ;
    color:yellowgreen;
    font-family: monospace;
    font-size: 1.3em;
}
th{
    color: whitesmoke;
}
.caption{
    color: turquoise;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}
.hidden{
    position: fixed;
    transform: translateX(-500px); 
    top: 5em;
    opacity: 0;
    transition: transform 300ms linear, opacity 300ms linear;
}

ul li{
    list-style-type: none;

}
ul li a{
    text-decoration: none;
    display: block;
    width: 80%;
    font-size: 1.2em;
    color: yellowgreen;
    padding:0.5em 1em;
    background-color: gray;
}
ul li a:hover{
    background-color: #070729;
    color: whitesmoke;
}

.show {
    position: fixed;
    top: 5em;
    left: 10px;
    transform: translateX(0px); 
    opacity: 1;
    width: 80%;
    transition: transform 300ms linear, opacity 300ms linear;

    
}
.menu-container span{
    position: fixed;
    display: inline-block;
    top: 0px;
    left: 0px;
    font-size: 2em;
    padding: 1em;
    cursor: pointer;
    opacity: 1;
    transition: opacity 1000ms linear;
}
#hidden{
    column-count: 2;
    background-color: gray;
}
.copy-right {
    width: 100%;
    position: fixed;
    left: 0;
    bottom: 0;
    background-color: green;
    display: flex;
    justify-content: center;
}
.copy-right span {
    padding: 5px;
}

@media screen and (max-width: 700px){
    .show{
        width: 100%;
        left: 0px;
        top: 4em;
    }
    #hidden{
        column-count: 3;
    }
    .menu-container span{
        font-size: 1.5em;
        padding: 0.5em;
    }
    ul li a{
        font-size: 1em;
    }
    
}