body{
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    font-size: 16px;
}

.btext{
    color: #f9f3f4;
    position: absolute;
    text-align: center;
    top: %;
    width: 100%;
    line-height: 0.4em;
}

h1{
    font-size: 50px;
}

.btn{
    color: #fff;
    text-decoration: none;
    border: #ccc 1px solid;
    padding: 10px 15px;
    border-radius: 8px;
    line-height: 4em;
}

.btn:hover{
   background: #663399c7;
    border: #fff 1px solid;
}

#particles-js{
    background-image: url('../img/5.jpg');
    height: 100%;
    width: 100%;
}