html, body {
	height: 100%; 
	width: 100%;
	margin:0;
	padding:0;
	font-family: 'Open Sans';}

#content{
    height: 100%;
    width: 100%;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center; /* align horizontal */
    align-items: center; /* align vertical */
    margin-top:-50px;
}


#startbild{
    background: url(../img/hallo.png);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    height: 300px;
    width: 300px;
}

.button {
    border: 2.5px solid;
    padding: 10px 40px;
    font-size: 20px;
    font-weight: 600;
    color: #3e3e3e;
    text-decoration: none;
	transition: color 0.25s, border 0.25s;
}

    
 .button:hover{
	transition: color 0.25s, border 0.25s;
    border: 2.5px solid #989898;
    color: #989898;
}