body{
    margin:0;
    font-family: Arial, sans-serif;
    background:#0b1d3a;   /* dunkles blau */
    color:#ffffff;
}

/* Header */
header{
    background:#07142a;
    padding:25px;
    text-align:center;
    font-size:28px;
    font-weight:bold;
    color:#4fc3ff;
}

/* Navigation */
nav{
    background:#091a34;
    padding:15px;
    text-align:center;
}

nav a{
    color:white;
    text-decoration:none;
    margin:0 15px;
    font-weight:bold;
}

nav a:hover{
    color:#4fc3ff;
}

/* Inhalt */
.container{
    width:1100px;
    margin:auto;
    padding:40px;
}

/* Karten */
.card{
    background:#12264d;
    padding:25px;
    margin-bottom:20px;
    border-radius:10px;
    box-shadow:0 0 10px rgba(0,0,0,0.4);
}

/* Formulare */
input, textarea{
    width:100%;
    padding:10px;
    border:none;
    border-radius:6px;
    margin-top:5px;
}

/* Button */
button{
    background:#4fc3ff;
    border:none;
    padding:10px 20px;
    border-radius:6px;
    cursor:pointer;
}

button:hover{
    background:#2aa9e6;
}

/* Footer */
footer{
    background:#07142a;
    text-align:center;
    padding:20px;
    margin-top:40px;
}body{
    margin:0;
    font-family: Arial, sans-serif;
    background:#0b1d3a;   /* dunkles blau */
    color:#ffffff;
}

/* Header */
header{
    background:#07142a;
    padding:25px;
    text-align:center;
    font-size:28px;
    font-weight:bold;
    color:#4fc3ff;
}

/* Navigation */
nav{
    background:#091a34;
    padding:15px;
    text-align:center;
}

nav a{
    color:white;
    text-decoration:none;
    margin:0 15px;
    font-weight:bold;
}

nav a:hover{
    color:#4fc3ff;
}

/* Inhalt */
.container{
    width:1100px;
    margin:auto;
    padding:40px;
}

/* Karten */
.card{
    background:#12264d;
    padding:25px;
    margin-bottom:20px;
    border-radius:10px;
    box-shadow:0 0 10px rgba(0,0,0,0.4);
}

/* Formulare */
input, textarea{
    width:100%;
    padding:10px;
    border:none;
    border-radius:6px;
    margin-top:5px;
}

/* Button */
button{
    background:#4fc3ff;
    border:none;
    padding:10px 20px;
    border-radius:6px;
    cursor:pointer;
}

button:hover{
    background:#2aa9e6;
}

/* Footer */
footer{
    background:#07142a;
    text-align:center;
    padding:20px;
    margin-top:40px;
}
/* Banner */

.banner{
    width:100%;
    text-align:center;
    background:#07142a;
    padding:10px 0;
}

.banner img{
    max-width:1200px;
    width:100%;
    border-radius:10px;
}