html {
    margin: 0;
    padding: 0;
}

body {
    /*font-family: Arial, Verdana, "Times New Roman", Times, serif;*/
    font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, sans-serif, Tahoma;
    font-weight: 400;
    font-size: 16px;
    background-color: #EEE;
    margin: 0;
    padding: 0;
    padding-bottom: 5em;
}


#header {
    margin: 0;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: space-between;
}
h2 {
    display: flex;
    flex-direction: row;
    background-color: #A57CA8;
    font-weight: inherit;
    padding: 0.2em;
    padding-left: 2rem;
    margin: 0;
    margin-top: 1em;
}
h3 {
    padding-left: 2rem;
    font-weight: inherit;
}

    
.shadowed {
    color: #777;
}
.annotation {
    margin-top: auto;
    margin-bottom: auto;
    margin-left: 2em;
    font-size: 0.7rem;
}
.hidden {
    visibility: collapse !important;
}
.hidden_display {
    display: none;
}
input[type="checkbox"] {
    width: auto;
}
input[type="radio"] {
    width: auto;
}

input, textarea {
    border: 1px solid #444;
    border-radius: 4px;
    padding: 0.5rem;
    width: 9rem;
  /*  height: 1rem; BÖSE! */
}
select {
    border: 1px solid #444;
    border-radius: 4px;
    padding: 0rem;
    width: calc(10rem + 2px);
    height: 2rem;
}
input:focus {
}
input:invalid, select:invalid {
    border-color: red;
    box-shadow: 0 0 4px red;
}
input:valid, select:valid {
    border-color: green;
    box-shadow: 0 0 4px green;
}

.number_field {
    text-align: right;
}
table * {
    text-align: left;
}
table {
    border-spacing: 0;
    width: 100%;
}


/* Stylish buttons... */
button {
    display: flex;
    flex-direction: column;
    background-color: #A57CA8;
    border-style: solid;
    border-width: 0.15em;
    border-color: #EEE;
    border-radius: 4px;
    /*padding-top:    0.5em;
    padding-bottom: 0.5em;
    padding-left:   0.7em;
    padding-right:  0.7em;*/
    padding: 0.8rem 2rem;
    color: white;  
    font-size: 1rem;
    font-weight: 300;
    text-align: center;
    align-items: center;
    width: 100%;
}
*,*:focus,*:hover{
    outline:none;
}
button:hover, a:hover {
    border-color: orange;
}
button:active, a:active {
    background-color: orange;
}
button:disabled {
    opacity: 0.2;
    background-color: #A57CA8;
    border-color: #EEE;
}

/* Internal windows... */
.internal_window_background, body #windowBackgroundForInternalWindow {
    position: fixed;
    width: 100vw;
    height: 100vh;
    margin: 0;
    background-color:  rgba(50, 50, 50, 0.9);
    z-index: 10;
    display: flex;
    justify-content: center;
    align-items: center;
    left: 0;
    top: 0;
}
.internal_window, body #internalWindow {
    background-color: #EEE;
    border-radius: 20px;
    border-style: solid;
    border-color: black;
}
.internal_window button{
    width: 50%;
}

a {
    text-decoration: none;
}