html, body {
    width: 100%;
    height: 100%;
    padding: 0px;
    margin: 0px;
    font-family: 'Carrois Gothic', sans-serif;
}
 
#header {
    position: fixed;
    width: 50%;
    top: 0;
    left: 0;
    right: 0;
    z-index:400;
}

#header_content {
    width: 50%;
    height: 310px;
    top: 0;
    background: white;
    border-bottom: 1px black solid;
}

#button {

    width: 5%;
    min-width: 100px;
    height: 30px;
    background: white;
    text-align: center;
    border-radius: 0px 0px 15px 15px;
    border: 1px black solid;
    border-top: 0px; //remove top border
}

 
#arrow {
    height: 100%;
    top: 25%;
    position: relative;
    display: inline-block;
    vertical-align: middle;
}
 
#arrow img {
    display: inline-block;
    vertical-align: middle;
}
 
#map-canvas {
    position: fixed;
    padding: 0px;
    margin: 0px;
    width: 100%;
    height: 100%;
}