@import url('https://fonts.googleapis.com/css?family=Poppins:400,500,600,700&display=swap');
    body
    {
border: 5px solid #6665ee;
}
    .box {
border: 2px solid #6665ee;
}
    ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background-color: #444;
}

li {
  float: left;
}

li a {
  display: block;
  color: white;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
}

li a:hover {
  background-color: #111;
}
.active {
  background-color: #6665ee;
}
    nav{
        padding-left: 10px;
        padding-right: 10px;
        background: #6665ee;
        font-family: 'Poppins', sans-serif;
    } 
    nav a.navbar-brand{
        color: #fff;
        font-size: 30px!important;
        font-weight: 500;
    }
    button a{
        color: #6665ee;
        font-weight: 500;
    }
    button a:hover{
        text-decoration: none;
    }
    table {
    font-family: arial, sans-serif;
    border-collapse: collapse;
    width: 100%;
    }
    td, th {
    border: 1px solid #6665ee;
    text-align: left;
    padding: 5px;
    }
    tr:nth-child(even) {
    background-color: #dddddd;
    }

    /* Popup container - can be anything you want */
.popup {
  position: relative;
  display: inline-block;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

/* The actual popup */
.popup .popuptext {
  visibility: hidden;
  width: 350px;
  background-color: #555;
  color: #fff;
  text-align: center;
  border-radius: 6px;
  padding: 8px 0;
  position: absolute;
  z-index: 1;
  top: 125%;
  left: 5%;
  margin-left: -80px;
}

/* Popup arrow */
.popup .popuptext::after {
  content: "";
  position: absolute;
  bottom: 100%;
  left: 40%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: #555 transparent transparent transparent;
}

/* Toggle this class - hide and show the popup */
.popup .show {
  visibility: visible;
  -webkit-animation: fadeIn 1s;
  animation: fadeIn 1s;
}

/* Add animation (fade in the popup) */
@-webkit-keyframes fadeIn {
  from {opacity: 0;} 
  to {opacity: 1;}
}

@keyframes fadeIn {
  from {opacity: 0;}
  to {opacity:1 ;}
}
.btn-group button {
  background-image:url(data/l_y.png);
  border: 2px solid black; /* Green border */
  color: white; /* White text */
  padding: 35px 24px; /* Some padding */
  cursor: pointer; /* Pointer/hand icon */
  width: 100%; /* Set a width if needed */
  display: block; /* Make the buttons appear below each other */
}
.btn-group button a {
    color: orange;
    font-size: 30px;
    font-weight: 500;
    text-decoration:none;
    text-shadow: 0 0 3px #FF0000, 0 0 5px #0000FF;
}
.btn-group button:not(:last-child) {
  border-bottom: none; /* Prevent double borders */
}

/* Add a background color on hover */
.btn-group button:hover {
  background-color: #6665ee;
}