@breiteMainBereich: 70rem;
@breiteTextBereich: 60rem;
@breiteNavBereich: @breiteMainBereich - @breiteTextBereich;

html {
    body {
        background: @mainColorLight;
        > header, > footer {
            color: @mainColorDark;
            background: @mainColor;
            font-family: serif;
            h1 {
                font-size: 3rem;
                text-align: center;
            }
            p {
                text-indent: inherit;
                &:first-letter {
                    font-size: inherit;
                }
                font-style: italic;
            }
        }
        > header h1 {
            margin: 1rem auto;
        }
        > footer {
            color: contrast(@mainColorDark);
        }
        & > nav {
            ul {
                background: darken(@mainColorLight,33%,relativ);
                li {
                    font-weight: bold;
                    &:not(:first-child) {
                        border-left: @mainColorDark solid thin;
                    }
                    a {
                        text-decoration: none;
                        color: @mainColorDark;
                    }
                    &:hover {
                        background: lighten(@mainColor,20%,relativ);
                        a {
                            color: lighten(@mainColor,66%,relativ);
                        }
                    }
                    &.selected, &.selected:hover {
                        background: lighten(@mainColor,10%,relativ);
                        a {
                            color: lighten(@mainColor,66%,relativ);
                        }
                    }
                }
            }
        }
    }
}

main {
    * {
        border-style: none;
        border-color: @mainColorDark;
        border-width: medium;
    }
    section {
        @sectionMargin: 1rem;
        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 {
            thead {
                tr:last-child {
                    td, th {
                        border-bottom: @mainColor solid thin;
                    }
                }
            }
        }
        form {
            @formLabelWidth: 10rem;
            @formItemWidth: 40rem;
            fieldset {
                width: @formItemWidth + @formLabelWidth + 2rem;
                margin: 1rem auto;
                border-style: solid ;
                border-color: @mainColor;
                padding: @sectionMargin;
                &.tasten {
                    border: none;
                    background-color: @mainColorLight;
                }
                legend {
                    margin: @sectionMargin;
                    margin-left: @sectionMargin * 2;
                }
                div {
                    &  > 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;
                    }
                    ul.suche {
                        width: 30rem;
                        margin-left: @formLabelWidth + 1.5rem;
                        margin-top: -1rem;
                        background: white;
                        position: absolute;
                        border: solid thin;
                        li {list-style: none;
                            text-indent: 0;
                            cursor: pointer;
                            &:hover {
                                background: @mainColorLight;
                                color: @mainColor;
                            }
                        }
                    }
                }
            }
        }
        button {
            .button(@mainColor, spin(lighten(@mainColor,66%,relativ),@subColor));
            &.sub-button {
                .button(lighten(@mainColor,20%,relativ), spin(@mainColor,@subColor));
            }
        }
        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%;
            }
            nav li {
                padding: 0.5rem;
            }
            border-bottom-style: solid;
        }
    }
}

aside {
    background: @mainColorLight ;
    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(@mainColorLight,10%,relative);
        }
    }
    form {
        @paddingForm: 0.5rem;
        @paddingInput: @paddingForm/2;
        background: @mainColorLight;
        color: @mainColor;
        padding: 2 * @paddingForm @paddingForm;
        input {
            display: block;
            width: @breiteNavBereich - (@paddingForm + @paddingInput) * 2 ;
            border: none;
            margin-bottom: @paddingForm;
            padding: @paddingInput;
        }
    }
    p {
        line-height: 1.5em;
        text-align: left;
        .hyphens();
        margin: 1em;
        font-size: 85%;
    }
}