body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
    background-color: #24292e;
    color: #24292e;
    margin: 0;
    padding-top: 20px;
    width: 100%;
    height: 100%;
    background-image: url(img/fundo2.jpg);
    background-size:contain;
    background-repeat: repeat-x; /* Evita que a imagem se repita */
    background-attachment:fixed;
    opacity: 0;
    backdrop-filter: blur(2px);
    transition: opacity 2s ease-in-out;

}


body.loaded {
    opacity: 1;
  }

@media (max-width: 1800px) {

    body{
    background-size: contain;
    background-repeat: repeat; 
 
    }
}


.divIndex {
    background-color: #ffffff;
    border: 1px solid #e1e4e8;
    border-radius: 6px;
    box-shadow: 0 1px 3px rgba(27, 31, 35, 0.12), 0 8px 24px rgba(27, 31, 35, 0.12);
    padding: 20px;
    max-width: 600px;
    margin: 40px auto;
    text-align: center;
}

.divIndex a {
    color: green;

}


h1 {
    font-size: 2.5em;
    color: green;
}

p {
    font-size: 1.2em;
    line-height: 1.5;
}

a#btdstart {
    display: inline-block;
    padding: 10px 20px;
    font-size: 1em;
    color: #ffffff;
    background-color: #28a745;
    border-radius: 6px;
    text-decoration: none;
    transition: background-color 0.2s;
}

a#btdstart:hover {
    background-color: #218838;
}