.pageHeader {
  display: block;
  width: 100%;
  text-align: center;
  background: #999999;
  size: 36;
  min-width: 570px;
}
nav {
  min-width: 570px;
}
.navigation {
  display: inline-block;
  float: left;
  width: 20%;
  height: 20px;
  background: black;
  text-align: center;
  margin: 3px;
  padding: 10px;
}
a {
  text-decoration: none;
  text-style-type: none;
  color: white;
  size: 18px;
}
.navigation:hover {
  box-shadow: 1px 2px 1px #161616;
}
a:hover {
  color: #E0E0E0;  
}

html {
  background-attachment: fixed;
  background-size: 100%;
}

article {
  display: block;
  float: left;
  margin-left: 5%;
  width: 90%;
  font-size: 20px;
  text-align: center;
  min-width: 520px;

}
form {
  margin-top: 100px;
  margin-left: 10%;
  width: 80%;
  color: black;
}
input {
  display: block;
  height: 22px;
  margin: 3px 0px;
}
.calculate {
  height: 30px;
  width: 80px;
  background: black;
  color: white;
}
.month-pay {
  display: block;
}
div {
  
  display: inline-block;
  float: left;
  margin: 0 0 0 15px;
  width:15px;
  height: 20px;
}
div.required:before {
  content: "*";
  color: red;
  text-align: right;
}
td {
  width: 150px;
  text-align: center;
}
tr:nth-child(even){
  background: #C9C9B1;
}
.data{
  background: yellow;
}
table {
  position: relative;
  margin-top: 50px;
  background: white;
  width: 80%;
  margin-left: 10%;
}
.table_head {
  text-align: center;
  background: #999999;
  font-weight: bold;
  font-size: 28px;
}

@media (min-width: 750px) {
  
}


#article {
  all: revert;
  padding: 2% 10%;
}

a {
  color: blue;
}