:root {
    --main-color-primary: #a3a3a3;
    --main-color-accent: #5bb320;
    --main-color-warn: hsl(49, 100%, 50%);
    --main-color: #111;
    --main-bg-color-primary: #2060b3;
    --main-bg-color-accent: #2060b3;
    --main-bg-color-warn: #2060b3;
    --main-bg-color: #ffffff;
    --main-dark-color-primary: #bebebe;
    --main-dark-color-accent: #5bb320;
    --main-dark-color-warn: hsl(49, 100%, 50%);
    --main-dark-color: rgb(255, 255, 255);
    --main-dark-bg-color-primary: #2060b3;
    --main-dark-bg-color-accent: #2060b3;
    --main-dark-bg-color-warn: #2060b3;
    --main-dark-bg-color: #3d3d3d;
    --navbar-offset: -112px;
}

body,
html {
    height: 100%;
    margin: 0;
    font-size: 1.5em;
    /* font-family: "Lato", sans-serif; */
    font-weight: 400;
    line-height: 1.8em;
    color: var(--main-color-primary);
}

html * {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

html h4 {
    margin: 0;
}

.anchor {
    display: block;
    position: relative;
    top: var(--navbar-offset);
    visibility: hidden;
}

.nav-container {
    height: 120px;
}

/* common defines für bilder */

.header-img {
    position: relative;
    opacity: 0.85;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    min-height: 100%;
    z-index: -1;
    /* background-image: url(../img/homeImg.png) !important; */
    background-attachment: fixed;
}

/* @media(max-width:639px) {
    .header-img {
        background-image: none !important;
    }
} */

@media(min-width:640px) {
    .header-img {
        background-image: url(../img/homeImg2048p.png) !important;
    }
}

.header {
    height: 100%;
    line-height: 76px;
}

.header-text {
    position: absolute;
    top: 60%;
    width: 100%;
    text-align: center;
    color: var(--main-color);
    font-size: 25px;
    letter-spacing: 8px;
    text-transform: uppercase;
    z-index: 1;
}

.header-img-small {
    position: absolute;
    height: 320px;
    width: 100%;
    margin-top: -360px;
    background-image: url(../img/SDKlein.png);
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    opacity: .85;
    z-index: 1;
}

.header-main-title {
    font-size: 2.5em;
    background-color: var(--main-bg-color);
    color: var(--main-color);
    opacity: .75;
    border-radius: 55px;
    display: flex;
    text-align: center;
    align-content: center;
    justify-content: center;
    margin: 0 5rem;
}

.header-text .header-sub-title {
    border-style: solid;
    padding: 8px 20px 6px 25px;
    opacity: .85;
}

.site-content {
    margin-top: 35px;
    min-height: 100%;
    text-align: center;
}

.section {
    padding-top: 50px;
    /* min-height: 100%; */
    min-height: 560px;
    /* border-style: solid; */
}

.section .section-header {
    text-transform: uppercase;
    letter-spacing: 5px;
    border-style: solid;
    font-size: 1.1em;
    padding: 5px 15px;
    /* margin:0 0 125px 0; */
    border-width: 2px;
    color: var(--main-color-primary);
}

.trans {
    opacity: 0.75;
    transition: opacity .25s ease-in-out;
}

.trans:hover {
    opacity: 1;
    transition: opacity .25s ease-in-out;
}

.light {
    background-color: var(--main-bg-color);
    color: var(--main-color);
}

.dark {
    background-color: var(--main-dark-bg-color);
    color: var(--main-dark-color);
}

.footer {
    background-color: var(--main-color);
    color: var(--main-bg-color);
    display: flex;
    width: 100%;
    font-size: medium;
    flex-direction: column;
}

.footer li {
    display: inline-block;
    position: relative;
}

.footer ul {
    display: flex;
    list-style-type: none;
    margin: 0;
}

.footer a {
    margin-left: 25px;
    text-decoration: none;
}

.mainfooter {
    text-align: center;
}



@media(max-width:1119px) {
    .header-text {
        font-size: 24px;
    }

    .header-img-small {
        height: 240px;
        margin-top: -260px;
    }

    .header-img {
        background-image: url(../img/homeImg1024p.png) !important;
    }
}

@media(max-width:999px) {
    .header-text {
        font-size: 22px;
    }
}

@media(max-width:919px) {
    .header-text {
        font-size: 18px;
    }
}

@media(max-width:800px) {
    .header-text {
        font-size: 13px;
    }

    .header-img {
        background-image: url(../img/homeImg800p.png) !important;
    }
}

@media(max-width:640px) {
    .header-text {
        font-size: 9px;
    }

    .header-img {
        /* background-image: none !important; */
        background-image: url(../img/homeImg640p.png) !important;
        opacity: .75;
    }
}

@media(max-width:480px) {
    .header-text {
        font-size: 7px;
    }

    .header-img {
        /* background-image: none !important; */
        background-image: url(../img/homeImg480p.png) !important;
        opacity: .75;
    }
}

@media(max-width:420px) {
    .header-text {
        letter-spacing: 3px;
    }

    .header-img {
        background-image: none !important;
        /* background-image: url(../img/homeImg420p.png) !important; */
        opacity: .75;
    }

    .header-main-title {
        padding: 0;
        margin: 0;
    }
}