body {
    font-family: Arial, Helvetica, sans-serif;
    margin: 0;
    background-size: contain;
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-position: center;
}


#header2 {
    float: left;
    width: 100%;
    /*    background-color: rgba(180, 180, 180, 0.95);*/
}

#navbar {
    display: flex;
    /*float: left;
    background-color: rgba(180, 180, 180, 0.95);
    transition: transform .5s cubic-bezier(.4, 0, .2, 1);
    transform: translateY(-100%);*/
}

#header:hover #navbar {
    transform: translateY(0);
}

.button {
    padding: 10px 10px;
    border: none;
    float: left;
    margin-right: 1px;
    cursor: pointer;
    color: white;
}

.btn {
    background-color: #04AA6D;
}

.diss {
    padding: 10px 10px;
    border: none;
    float: left;
    margin-right: 1px;
    color: black;
    background-color: #aaa;
}

#btnLogin {
    background-color: #f44336;
}

.button:hover {
    opacity: 0.7;
    color: #000;
    box-shadow: 2px 2px 4px 2px #333;
}