body {
    font-family: "Times New Roman", Times, serif;
    font-style: normal;
    font-size: 18px;
    color: #444444;
}

.header  {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
    margin-top: 1em;
}

.header nav {
    padding-bottom: 0.4em;
}

.header nav a {
    color: #3f3f3f;
    text-decoration: none;
}

.header nav a:hover {
    color: black;
}

.header nav ul {
    padding: inherit;
    display: inline-block;
    margin: auto;
}

.header nav ul li {
    display: block;
    transition-duration: 0.5s;
    float: left;
    position: relative;
    list-style-type: none;
    font-size: 1em;
    padding: 0.4em;

}

.header img {
    width: 15em;
}

.header a {
    text-decoration: none;
}

.button {
    background-color: #b9c1b2;
    color: #fff;
    font-weight: 400;
    text-transform: uppercase;
    text-align: center;
    padding: 0.5em 1em;
    border-radius: 2px;

    text-decoration: none;
}

.blumenfeld {
    color: #767171;
    font-style: normal;
    font-weight: normal;
    font-size: 0.8em;

    padding-bottom: 1.5em;
}


img {
    max-width: 100%;
    height: auto;
}



.scaled {
    max-width: 100%;
}

.spacer {
    height: 0.5em;
}

h1 {
    color: #767171;
    font-style: normal;
    font-weight: normal;
    font-size: 1.8em;

    text-align: center;
}

h2 {
    color: #767171;
    font-weight: normal;
    margin-top: 1.2em;
    margin-bottom: 0.2em;
}



a {
    color: #444444;
    /* text-decoration: none; */
}


.titelbild {
    width: 100%;
    max-width: 700px;
    display: block;
    margin-left: auto;
    margin-right: auto;
    padding-bottom: 2em;
}

.title {
    text-align: center;
    color: #767171;
    font-size: 2em;
    padding: 1em;
}

.abstract {
    text-align: center;
    max-width: 250px;
    margin: auto;
}

article {
    margin: auto;
    padding-top: 1em;
    padding-right: 0.5em;
    padding-left: 0.5em;
    padding-bottom: 3em;
    max-width: 500px;
}

article hr {
    margin: 1em 1em;
}

article ul li {
    margin: 0;
    padding: 0.5em 0 0.5em 3em;
    list-style: none;
    background-image: url("images/herzen.png");
    background-repeat: no-repeat;
    background-position: left center;
    background-size: 40px;
}

hr {
    border-top: 1px solid #bcbcbc;
    border-bottom: white;
}

footer {
    background-color: #b9c1b2;
    color: #444444;
    padding: 3em;
    text-align: center;
}

footer img {
    max-width: 100px;

}

.hearts {
    width: 100%;
    margin-top: 0.5em;
}

.hearts-title {
    color: #767171;
    font-style: normal;
    font-weight: normal;
    font-size: 1.5em;
    margin-top: 0.5em;
}

.highlight {
    padding: 2em 0;
    font-size: 1.2em;
}

.box {
    background-color: #fee0ff;
    padding: 1em 2em;
    margin-bottom: 3em;
}


.subtitle {
    font-size: 1.2em;
    color: #767171;
}

/* container */
.grid-two-columns-resp {
    gap: 1em;
}
.grid-two-columns-resp .empty {
    display: none;
}

/* container */
.grid-two-columns {
    display: block;
    display: grid;
    grid-template-columns: 50px auto;
    gap: 1em;
}

/* columns */
.grid-two-columns-resp > *, .grid-two-columns > * {
    padding: 0.5rem;
}

/* tablet breakpoint */
@media (min-width:768px) {
    .grid-two-columns {
        grid-template-columns: 70px auto;
    }

    
    .grid-two-columns-resp {
        display: grid;
        grid-template-columns: 70px auto;
    }

    .grid-two-columns-resp .empty {
        display: block;
    }

    .hearts-title {
        font-size: 1.8em;
    }

    footer {
        background-color: #b9c1b2;
        color: #444444;
        padding: 3em;
        text-align: center;
        font-size: 1.5em;
    }

    .tile {
        height: 20em !important;
    }


}

.tiles {
    width: 100%;
    max-width: 1500px;
    margin: auto;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}

.tile {
    height: 15em;
}

.icon {
    width: 40px;
}

.buttons {
    width: 100%;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.infobox {
    width: 100%;
    max-width: 1100px;
    margin: auto;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

table.table {
	background-color: #e2f0d9;
	border-collapse: collapse;
	margin-bottom: 3em;
}

table.table td, 
table.table th {
    border: 1px solid black;
	padding: 3px;
}

table.table tr.active {
	background-color: #ffccff;
}