* {
    margin:0; padding:0;
    box-sizing:border-box;
    }

header, footer {
    text-align:center;
    background-image: radial-gradient(rgba(254,182,69,1), rgba(71,68,34,1));
    color: rgb(239, 242, 247);
    text-shadow: 1px 1px black;
    height:100px;
    }

h1 {
    font-family: 'Satisfy', cursive;
    font-size: 50px;
    line-height: 70px;
    font-weight: normal;
    }
    
nav {
    position:relative;
    font-family: 'Merienda', cursive;    
    }
    
nav ul {list-style-type: none; overflow:hidden;}

#mainmenu li {
    float:left;
    width:calc(100% / 6);
    }
    
#mainmenu > li:last-child {width:calc(100% / 6 - 1px);} /* to avoid wrapping in, you guessed it, IE*/

#mainmenu li:hover {background-color:rgba(254,182,69,.4); color:white;}

#mainmenu li a, span {
    color:rgb(239, 242, 247);
    text-decoration:none;
    display: block;
    line-height:20px;
    padding:5px;
    }
    
#mainmenu .hidden {position: relative; display:none;}
#mainmenu .hidden li {
    width:100%;
    background-color:rgba(200,146,55,.3);
    }
#mainmenu .hidden li:hover {
    background-color:rgba(254,182,69,.3);
    }
    
div.material-icons {
    font-size:30px;
    display:none;
    float:left;
    margin-left:8px;
    margin-top:40px;
    }
    
div.material-icons:hover, li span:hover {cursor:pointer;}

section {
    height: calc( 100vh - 150px );
    background-position:center;
    background-size: cover;
}

aside {
    display:none;
    font-family: 'Merienda', cursive;
    width: 80%; max-width: 500px;
    padding: 8px;
    background-color: rgba(239, 242, 247, .5);
    text-shadow: 1px 1px white;
    border-radius: 5px;
    position: absolute; bottom:70px; 
}

aside i {
    color:grey;
    position:relative;
    float:right;
}

aside p {padding-top:10px;}

aside i:hover {cursor:pointer;}


footer {
    font-family: 'Merienda', cursive;
    height:50px;
    line-height:50px;
    clear: left;
    }

@media screen and (max-width: 750px) {
    body {overflow:hidden;}
    nav {text-align:left;}
    footer {height:51px;}
    header {height:70px;}
    section {height: calc( 100vh - 120px );}
    #mainmenu {width:130px; display:none;}
    #mainmenu li, #mainmenu > li:last-child {width:100%; background-color:rgba(200,146,55,.4);}
    #mainmenu .hidden { position:absolute; width:180px; border-left: 1px solid rgba(254,182,69,.8); left:130px;top:0px;}
    div.material-icons {display:inline;}
    }