* {
  box-sizing: border-box;
}

body {
  background-image: url("bg4.png");
  background-attachment: fixed;
}

.navbar {
  width: 100%;
  background-color: #555;
  overflow: auto;
}

.navbar a {
  float: left;
  padding: 12px;
  color: white;
  text-decoration: none;
  font-size: 17px;
}

.navbar a:hover {
  background-color: #000;
}

.active {
  background-color: #4CAF50;
}

.flex-container {
  display: flex;
  flex-wrap: nowrap;
  justify-content: center;
  align-items: center;
}

.flex-container .box {
  margin-left: 10%;
  margin-right: 10%;
  margin-top:2%;
  width:70%;
  font-size: 30px;
  overflow:auto;
}

fieldset {
  display: block;
  margin-left: 2px;
  margin-right: 2px;
  padding-top: 0.35em;
  padding-bottom: 0.625em;
  padding-left: 0.75em;
  padding-right: 0.75em;
  border: 2px groove brown;
}

legend {
  display: block;
  padding-left: 2px;
  padding-right: 2px;
  border: none;
  color:black;
  font-size:40px;
  text-align:center;
}

.col-25 {
  float: left;
  width: 50%;
  margin-top: 6px;
  text-align:center;
}

.col-75 {
  float: left;
  width: 50%;
  margin-top: 6px;
}

input[type=text] {
  width: 100%;
  padding-top: 12px;
  padding-bottom: 12px;
  padding-left: 10px;
  border: 1px solid #ccc;
  border-radius: 4px;
  resize: vertical;
  font-size:20px;
}

input[type=password] {
  width: 100%;
  padding-top: 12px;
  padding-bottom: 12px;
  padding-left: 10px;
  border: 1px solid #ccc;
  border-radius: 4px;
  resize: vertical;
  font-size:20px;
}

label {
  padding: 12px 12px 12px 0;
  display: inline-block;
}

input[type=submit] {
  background-color: #4CAF50;
  color: white;
  padding: 12px 20px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  text-align:center;
  margin-top:1%;
  font-size : 15px;
}

input[type=file] {
  font-size : 20px;
}

.button {
  text-align: center;
}

input[type=submit]:hover {
  background-color: #45a049;
}

#dispimg {
  margin-left: auto;
  margin-right: auto;
  height: 200px;
  width: 200px;
  hidden:true;
}

.link1 {
  font-size:20px; 
  color:blue;
}

.link2 {
  font-size:20px; 
  color:blue;
}

.navbar2 {
  margin-top: 2%;
  width: 100%;
  display:block;
  overflow: auto;
  font-size:20px;
}

/* Clear floats after the columns */
.row:after {
  content: "";
  display: table;
  clear: both;
}

@media screen and (max-width: 700px) {
  .navbar a {
    float: none;
    display: block;
  }

  .navbar2 a {
    float: none;
    display: block;
  }

  .flex-container {
    flex-wrap: wrap;
  }

  .flex-container .box {
    margin-left:10%;
    margin-right: 10%;
    width: 100%;
    text-align: center;
    font-size: 30px;
    overflow:auto;
  }

  .col-25, .col-75, input[type=submit] {
    width: 100%;
  }
 
  input[type=submit] {
    margin-top:5%;
  }

  input[type=file], input[type=password] {
    width: 100%;
  }

  #dispimg {
    margin-top:5%;
  }
}