:root{
    --max-width: 1300px;
    --font-header: 'Magra', sans-serif;
    --font-default: 'Noto Sans', sans-serif;
    --color-white: #FFFFFF;
    --color-offwhite: #F3F7FD;
    --color-grey: #32343D; 
    --color-dark: #1E2431;
    --color-background: #1A1A1E;
    --color-primary: #DD001A;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    overflow-x: hidden;
}

body {
    overflow-x: hidden;
    min-height: 100vh;
    margin: 0;
    padding: 0;
    font-family: var(--font-default);
    font-size: 1.2rem;
    color: var(--color-offwhite);
    background-color: var(--color-background);
}

main {
    max-width: var(--max-width);
    margin: 0 auto 0 auto;
}

article {
    background-color: var(--color-grey);
    border-radius: 1rem;
    margin: 1rem 0;
}

article:nth-child(1) {
    border-radius: 0 0 1rem 1rem;
    margin: 0 0 1rem 0;
}

/* article:nth-child(2) {
    border-radius: 1rem 1rem 0 0 ;
} */

article:nth-child(5) {
    border-radius: 1rem 1rem 0 0;
    margin: 1rem 0 0 0;
}

section {
    padding: 0.75rem;
}


h1 {
    position: absolute;
    left: 0;
    margin: 0;
    width: 100%;
    text-align: center;
    color: var(--color-grey);
    font-family: var(--font-header);
    font-size: 0.125rem;
    letter-spacing: 0.5rem;
}

h2 {
    margin: 0;
    padding: 0.25em;
    font-family: var(--font-header);
    font-size: 2.2rem;
    letter-spacing: 1px;
    letter-spacing: 0.03125em;
    text-align: center;
    text-decoration: underline var(--color-primary) solid 0.125em;
    text-underline-offset: 0.125em;
}

h3 {
    margin: 1rem 0 0.5rem 0;
    text-align: center;
    text-decoration: underline var(--color-primary) solid;
    text-underline-offset: 0.125em;

}

strong {
    font-family: var(--font-strong); 
    font-weight: 600;
    text-decoration: underline var(--color-primary) solid;
    text-underline-offset: 0.125em;
}

p {
    margin: 0 auto 0.5rem auto;
    /* text block */
    /* text-align: justify; */
    max-width: 80ch;
    line-height: 1.6;
}

header {
    max-width: var(--max-width);
    margin: 0 auto;
    background-image: url("images/img-darktop.webp");
    background-size: 69rem;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 9rem;
}

.top_diff {
    display: flex;
    align-items: center;
    padding: 0.75rem;
    background-color: var(--color-grey);
    border-radius: 0.75rem;
    max-height: 90%;
    max-width: 92%;
    opacity: 0.95;
}

.top_logo {
    max-height: 7rem;
    max-width: 100%;
}

.para_strong {
    font-size: 1.1em;
}

.intro_img {
    display: none;
}

.contact_flexbox {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    align-items: stretch;
}

.contact_flexitem {
    margin: 1rem;
    padding: 0 0.5em;
    min-width: 300px;
}

.text_center {
    text-align: center;
}

.text_mail {
    color: var(--color-offwhite);
    text-decoration: underline solid var(--color-primary);
}

.text_tel {
    color: var(--color-offwhite);
    text-decoration: none;
}

/* .gmaps {
    height: 350px;
    width: var(--max-width);
    max-height: 40%;
    max-width: 100%;
    border: 0;
    border-radius: 0 0 1rem 1rem;
} */

.service_flexbox {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    padding: 0.25rem;
}

.service_flexitem {
    flex: 30%;
    background-color: var(--color-dark);
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    margin: 0.35rem;
    min-height: 18rem;
    max-height: 23rem;
    min-width: 16rem;
    max-width: 23rem;
    border-radius: 1rem;
}

.service_flexitem:nth-child(1) {
    background-image: url("images/img1.webp");
}

.service_flexitem:nth-child(2) {
    background-image: url("images/img8.webp");
}

.service_flexitem:nth-child(3) {
    background-image: url("images/img4.webp");
}

.service_flexitem:nth-child(4) {
    background-image: url("images/img3.webp");
}

.service_flexitem:nth-child(5) {
    background-image: url("images/img12.webp");
}

.service_flexitem:nth-child(6) {
    background-image: url("images/img9.webp");
}

.service_grad {
    display: flex;
    align-items: flex-end;
    height: 100%;
    width: 100%;
    border-radius: inherit;
    background: linear-gradient(#00000000, #000000ff);
}

.service_desc {
    margin: 0.75rem;
    border-radius: 0 0 1.5rem 1.5rem;
    opacity: 0.9;
    text-align: center;
}

.service_desc h3 {
    margin: 0.25em 0;
    text-decoration: underline var(--color-primary) solid 0.125em;
    text-underline-offset: 0.125em;

}

.partner_article {
    background-color: var(--color-white);
    color: var(--color-dark);
}

.partner_flexbox {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
}

.partner_flexitem {
    display: flex;
    flex-wrap: wrap;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0.5rem auto;
    padding: 0.5rem;
    min-width: 16rem;
    border-radius: 0.5rem;
}

.partner_flexitem:hover {
    outline: var(--color-dark) solid 0.125rem;
    outline-offset: -0.125rem;
}

.partner_img {
    max-width: 90%;
}

.partner_text {
    color: var(--color-dark);
    text-decoration: underline solid var(--color-primary);
}

.forms_flexbox {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
}

.forms_flexitem {
    flex: 40%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    margin: 0.5em;
    padding: 0.5em;
    min-width: 16rem;
    max-width: 18rem;
    text-decoration: none;
    border-radius: 0.5em;
}

.forms_flexitem:hover {
    background-color: var(--color-dark);
}

.forms_icon {
    max-width: 2.75rem;
}

.forms_text {
    width: 100%;
    color: var(--color-offwhite);
    text-align: center;
}

.forms_flexitem:hover .forms_text {
    text-decoration: underline solid var(--color-primary);
}

footer {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    background-color: black;
    font-family: var(--font-strong);
    font-size: 1rem;
    font-weight: bold;
}

.foot_text {
    width: 18rem;
    margin: 0.75em 1em;
    text-align: center;
}

.foot_imp {
    width: 18rem;
    margin: 0.75em 1em;
    color: inherit;
    text-decoration: underline solid var(--color-offwhite);
    text-align: center;
}

.foot_imp:hover {
    text-decoration: underline solid var(--color-primary);

}

.impressum_section {
    margin: 0 auto;
    padding: 1em;
    max-width: 64rem;
}

@media all and (min-width: 48rem) {
    
    header {
        height: 13rem;
        background-position: center;
    }

    .intro_flexbox {
        margin: 0 auto;
        width: 95%;
    }

    
}

@media all and (min-width: 64rem) {

    .intro_flexbox {
        display: flex;
        margin: 0 auto;
    }

    .intro_flexbox section{
        padding: 0;
        margin: 1em;
    }


    .intro_img {
        display: inline-block;
        margin: 1rem;
        border-radius: 0.5rem;
        max-height: 100%;
    }

}

@media all and (min-width: 72rem) {
    .intro_flexbox {
        width: 90%;
    }

    .intro_flexbox section {
        margin: 1.5em;
    }
}