html {
    body {
        > header, > footer {
            background: none;
            font-family: serif;
            h1 {
                font-size: 3rem;
                text-align: left;
            }
            p {
                text-indent: inherit;
                &:first-letter {
                    font-size: inherit;
                }
                font-style: italic;
            }
        }
        > header {
            border-bottom: black solid thick;
            h1 {
                margin: 1rem;
            }
        }
        > footer {
            color: contrast(@mainColor);
        }
    }
}

#inhalts-bereich {
    background-color: @mainColorLight;
    color: @mainColor;
}

main {
    * {
        border-style: none;
        border-color: @mainColorDark;
        border-width: medium;
    }
    section {
        @sectionMargin: 1rem;
        header {
            text-align: center;
        }
        h1, h2 {
            margin: @sectionMargin;
        }
        p, ul, ol, dl {
            margin: @sectionMargin;
            text-indent: @sectionMargin * 2;
        }
        ul, ol {
            margin: initial;
            li {
                margin: initial;
                padding: initial;
            }
        }
        dl {
            dd {
                margin-left: 2em;
            }
        }
        table {
            colgroup:not(:first-child) col:first-child{
                border-left: solid medium;
            }
            thead {
                tr:last-child {
                    td, th {
                        border-bottom: @mainColorDark solid thick;
                    }
                }
            }
            tbody {
                th {
                    font-weight: bold;
                    text-align: center;
                    padding: 1rem 0.5rem;
                }
                th, td {
                    padding: 0.5rem;
                    border-bottom: solid thin;
                }
            }
        }
        form {
            @formLabelWidth: 10rem;
            @formItemWidth: 40rem;
            fieldset {
                width: @formItemWidth + @formLabelWidth + 2rem;
                margin: 1rem auto;
                border-style: solid ;
                padding: @sectionMargin;
                &.tasten {
                    border: none;
                    background-color: @mainColorLight;
                }
                legend {
                    margin: @sectionMargin;
                    margin-left: @sectionMargin * 2;
                }
            }
            div.zelle {
                &  > label {
                    width: @formLabelWidth;
                    display: inline-block;
                    margin: 0.5rem;
                }
                input, textarea {
                    display: inline-block;
                    width: @formItemWidth;
                    padding: 0.25rem;
                    margin-bottom: 1.0rem;
                    border-style:  solid;
                    border-width: thin;
                }
                div.radio-button {
                    padding-left: 20%;
                    label, input {
                        display: inline;
                        width: auto;
                    }
                    input {
                        margin-top: inherit;
                        margin-right: 1rem;
                        margin-left: 1rem;
                        margin-bottom: inherit;
                    }
                }
                textarea {
                    height: 10rem;
                }
            }
            button {
                @farbeHintergrund: @mainColorLight;
                @farbeHintergrundHell: lighten(@farbeHintergrund,50%,relativ);
                @farbeText: spin(lighten(@farbeHintergrund,66%,relativ),@mainColor);
                @farbeSchatten: fade(@farbeHintergrund,50%);
                height: 2.5em;
                .border-radius(1.25em);
                padding: 0.5em 1.25em;
                .vertical-gradient(@farbeHintergrundHell,@farbeHintergrund);
                .box-shadow(0.1em 0.2em 0.5em @farbeSchatten);
                color: @farbeText;
                font-weight: bold;
                &:hover {
                    .vertical-gradient(@farbeHintergrund,@farbeHintergrundHell);
                }
                margin: 0.25rem;
            }
        }
        footer {
            text-align: right;
            padding: 0;
            p {
                padding: 0.5rem;
                display: inline-block;
                margin: inherit;
                text-indent: inherit;
                &:first-letter {
                    font-size: inherit;
                }
                background: @mainColorLight ;
                color: @mainColor ;
                font-style: italic;
                font-size: 85%;
            }
            border-bottom-style: solid;
        }
    }
}

aside {
    background: @subColorLight ;
    li {
        background: @mainColorLight;
        color: @mainColor;
        font-weight: bold ;
        &:not(:first-child) {
            margin-top: 1rem;
        }
        a {
            display: block;
            padding: 1.25rem .5rem;
            text-decoration: none;
            color: @mainColor;
            &:hover, &:active, &:focus {
                color: darken(@mainColor,10%,relative);
            }
        }
        &:hover, &:active, &:focus {
            background: lighten(@mainColor,10%,relative);
        }
    }
    form {
        @paddingForm: 0.5rem;
        @paddingInput: @paddingForm/2;
        background: @mainColorLight;
        color: @mainColor;
        padding: 2 * @paddingForm @paddingForm;
        input {
            display: block;
            width: @mainColor - (@paddingForm + @paddingInput) * 2 ;
            border: none;
            margin-bottom: @paddingForm;
            padding: @paddingInput;
        }
    }
    p {
        line-height: 1.5em;
        text-align: left;
        .hyphens();
        margin: 1em;
        font-size: 85%;
    }
}