html {
    font-family: Roboto, Arial, Helvetica, sans-serif;
    font-size: 1rem;
    color: black;
}

.center {
    position: absolute;
    text-align: center;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}

a, a:visited {
    color: black;
    text-decoration: none;
}

a:hover {
    color: #155d2e;
    text-decoration: underline;
}

#dmgreen {
    color: #155d2e;
}

.strich {
    position: relative;
    margin: 0 auto;
    background-color: #155d2e;
    border-radius: 5px;
    height: 0.25rem;
    width: 2.5rem;
}