.app {
    background: url("../resources/assets/bg.jpg") center center no-repeat;
    background-size: cover;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
  }
  
  .overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 0;
  }
  
  .header {
    text-align: center;
    position: relative;
    z-index: 1;
  }
  
  .logo {
    height: 40px;
    position: absolute;
    top: 40px;     /* vertikale Platzierung feinjustieren */
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
  }

  @media (min-width: 800px) {
  .logo {
    height: 60px;  
  }
}
  
  .wave {
    width: 100%;
    display: block;
    z-index: 1;
    margin-top: -200px;
    max-height: 300px;
  }

  .wave-image {
  width: 100%;
  object-fit: cover;
  display: block;
}
  
  .content {
    flex: 1;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
    margin-left: 28px;
    margin-right: 28px;
    max-width: 80vw;
  }
  
  .login-button {
    border-radius: 18px;
    background: var(--weiss, #FFF);
    padding: 12px 0;
    width: 100%;
    margin-bottom: 16px;
    font-size: 16px;
    font-weight: 600;
    color: #0053f0;
  }