body {
    margin: 0;
    padding: 0;
    font-family: monospace;
}

/* HEADER AND NAVBAR STYLING */
header {
    background-color:black;
    padding: 1rem;
}
header a {
    background-color:black;
    text-decoration: none;
    font-size: 3rem;
    color: white;
}
header a:hover {
    text-decoration: underline;
}

nav {
    background-color:black;
    overflow-x: hidden;
}
nav a {
    color: white;
    background-color:black;
    font-size: 1rem;
    text-decoration: none;
    text-align: center;
    padding: 1rem;
    float: left;
}
nav a.right {
    float: right;
}
nav a:hover {
    text-decoration: underline;
}
.active {
    font-weight: bold;
}
.right {
    float: right;
}
.mid {
    max-width: 750px;
    margin: 1rem auto;
}
.alert {
    font-weight: bold;
    color: red;
}

/* MAIN STYLING */
main {
    margin: 1rem auto;
    /*max-width: 750px;*/

    line-height: 1.6rem;
    font-size: 1rem;

    color: #444;

    padding: 0 10px;
}
h1,h2,h3 {
    line-height: 1.2;
}
a {
	  color: #0077AA;
}

/* TABEL STYLING */
table {
    margin: 0;
    border-collapse: collapse;
    width: 100%;
}

thead th {
    color: white;
    background-color: black;
    border: 1px solid #ccc;
    background-clip: padding-box;
    position: sticky;
    top: 0;
}

td, th {
    border: 1px solid #ccc;
    text-align: left;
    padding: 8px;
    white-space: nowrap;
}

.tablediv {
    overflow-x: scroll;
    max-height: 70vh;
}

/*div.tablediv {*/
    /*overflow:scroll;*/
    /*height: 80vh;*/
    /*width: 100%;*/
    /*display: block;*/
/*}*/

/*tbody {*/
    /*overflow:scroll;*/
    /*height: 80vh;*/
    /*width: 80vw;*/
/*}*/

.center {
    text-align: center;
}
.edit {
    padding: 2px;
    border-top: 1px solid #444;
    border-left: 1px solid #444;
    border-bottom: 1px solid #999;
    border-right: 1px solid #999;
}

tr:nth-child(even) {
    background-color: #ddd;
}

/* FORM STYLING */
form {
    max-width: 750px;
    margin: 0rem auto;
}

input, select {
  width: 100%;
  padding: 12px 10px;
  margin: 8px 0;
  display: inline-block;
  border: 1px solid #ccc;
  box-sizing: border-box;
  font-size: 1rem;
}

input[type=submit] {
  width: 100%;
  background-color: #ddd;
  color: black;
  border: #ccc 1px solid;
  padding: 14px 20px;
  margin: 8px 0;
}

button {
  background-color: #eee;
  color: black;
  border: #ccc 1px solid;
  padding: 7px 10px;
  margin: 2px;
}
button:hover {
  background-color: #f6f6f6;
}

input[type=submit] {
  background-color: #ddd;
}

input[type=checkbox] {
  padding: 0;
  margin: 0;
  width: auto;
}

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

input[type=submit].abtn {
  background-color: #afa;
}
input[type=submit].abtn:hover {
  background-color: #8f8;
} 

@media only screen and (max-width: 750px) {
header {
  text-align: center;
}
  nav a {
    width: 100%;
    text-align: center;
    margin: 0;
    padding: 1rem 0;
  }
  nav span.right {
    text-align: center;
    float: none;
  }
}