a:active {
    color: #777;
}
#pageheader {
        position: fixed;
        top: 0px;
        padding-left: 10px;
        left: 16px;
        width: 97vw;
        opacity: 1;
        z-index: 5;
        
    }


#nav {
        position: fixed;
        top: 7px;
        left: 24px;
        opacity: 1;
        z-index: 10;
    }
 #smallnav {
        position: fixed;
        top: 60px;
        z-index: 10;

    }

 #hamb {
     font-size: 1.8em;
 }

* {box-sizing: border-box;}

.block {
display: block;
position: relative;


}
.w3-bar-block,
.w3-bar-item{
    position: relative;
    z-index: 11;
    opacity: 1;

}
#main_iframe {
        display: block;
        position: absolute;
        top: 65px;
        z-index: 0;
        opacity: 1;
        width: 97vw;
        height: 650px;
        margin: 16px;
        padding: 10px;
        font-size: 14em;
        border: none;
    }


/* header

.header {
    background-color: #fff;
    box-shadow: 1px 1px 4px 0 rgba(0,0,0,.1);
    position: fixed;
    top: -10px;
    width: 100%;
    z-index: 3;
}

 .header * {
    font-size: 10mm;

}    */






.header .logo {
    display: block;
    float: left;
    /* font-size: 10mm; */
    padding: 10px 20px;
    text-decoration: none;
}


@media screen and (min-width: 650px) {

#main_iframe {

        font-size: 14em;
    }
}