body {
    width: 100%;
    margin: 0;
    padding: 0;
    font-size: 1.1rem;
    color: #333;
    font-weight: 400;
    font-family: 'Open Sans', sans-serif;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 100;
    font-family: 'Source Sans Pro', sans-serif;
}

div {
    float: left;
    padding: 0;
    margin: 0;
}

.introduction-hidden #introduction {
    display: none;
}

#header {
    top: 0vh;
    float: right;
    height: 3vh;
    text-align: right;
    margin: 0.1rem;
    margin-right: 1rem;
}

    #header a span {
        font-weight: 900;
        text-decoration: underline;
    }

.colour {
    height: 18vh;
}

.clear {
    clear: both;
    width: 100%;
    float: left;
    height: 0;
}

.label {
    position: absolute;
    background-color: #fff;
    z-index: 1;
    height: auto;
    padding: 2px;
    margin-left: 2rem;
}

a {
    border: 0;
    text-decoration: none;
    color: #0094ff
}

    a:visited {
        color: #0094ff
    }

/* random spots */
.spot {
    height: 16px;
    width: 16px;
    margin: 0 0px 0px 0px;
    padding: 0px;
    text-align: center;
    vertical-align: middle;
    border-bottom: 1px solid #fff;
    border-right: 1px solid #fff;
    float: left;
}

    .spot a {
        display: inline-block;
        width: 100%;
        height: 100%;
    }

    .colour a {
        display: inline-block;
        width: 100%;
        height: 100%;
    }


#introduction {
    z-index: 2;
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    cursor: pointer;

}

#introductiontext {
    position: absolute;
    color: #333;
    background-color: rgba(255,255,255,0.75);
    margin-left: 1rem;
    margin-right: 2rem;
    margin-top:3rem;
}

    #introductiontext h1 {
        font-family: "Source Sans Pro", serif;
        font-style: normal;
        font-weight: 100;
        line-height: 0.95
    }

    #introductiontext span {
        font-family: "Source Sans Pro", serif;
        font-style: normal;
        font-weight: 300;
        line-height: 0.95;
        display: block;
    }


/* Extra small devices (phones, 600px and down) */
@media only screen and (max-width: 600px) {
    #introductiontext h1 {
        font-size: 1.5rem;
    }
        #introductiontext {
        padding: 1rem;
    }
    
    #introductiontext p, li  {
        font-size: 1rem
    }

    #header {
        font-size: 1rem;
    }
}

/* Small devices (portrait tablets and large phones, 600px and up) */
@media only screen and (min-width: 600px) {

    #introductiontext {
        padding: 1rem;
    }

        #introductiontext h1 {
            font-size: 1.5rem;
        }

        #introductiontext span{
            font-size:0.75rem
        }

        #introductiontext p, li {
            font-size: 1rem
        }

    #header {
        font-size: 1rem;
    }
    
}

/* Medium devices (landscape tablets, 768px and up) */
@media only screen and (min-width: 768px) {
    #introductiontext {
        padding: 2rem;
    }
        #introductiontext h1 {
            font-size: 2rem;
        }

        #introductiontext span {
            font-size: 1rem
        }
    #introductiontext p, li {
        font-size: 1rem
    }

    #header {
        font-size: 1.1rem;
    }
    
}

/* Large devices (laptops/desktops, 992px and up) */
@media only screen and (min-width: 992px) {
    #introductiontext {
        padding: 3rem;
    }
        #introductiontext h1 {
            font-size: 3rem;
        }

        #introductiontext span {
            font-size: 0.8rem
        }

    #introductiontext p, li {
        font-size: 1.25rem
    }

    #header {
        font-size: 1.2rem;
    }
    
}

/* Extra large devices (large laptops and desktops, 1200px and up) */
@media only screen and (min-width: 1200px) {
    #introductiontext {
        padding:3rem;
    }
        #introductiontext h1 {
            font-size: 5rem;
        }

        #introductiontext span {
            font-size: 1rem
        }

    #introductiontext p, li {
        font-size: 1.25rem
    }

    #header {
        font-size: 1.2rem;
    }
    
}