* {
  margin: 0 ;
  box-sizing: border-box ;
  background-color: #ffffff ;
}

html{
  display: table ;
  margin: auto ;
  background-color: #dddddd;  
}

body {
  display: table-cell;
  vertical-align: middle;
  text-align: center;
  font-family: "Trebuchet MS", sans-serif;
  margin-top: 20px;
  background-color: #ffffff;
  padding: 20px;
  border: 10px solid #ff6000;
  border-radius: 50px;
  
}

@media (min-width: 1px) {
  body {
    width: 100%;
  }
}

@media (min-width: 500px) {
  body {
    width: 95%;
  }
}

@media (min-width: 1600px) {
  body {
    width: 1400px;
  }
}

@media (min-width: 2000px) {
  body {
    width: 1600px;
  }
}

header {
  min-height: 50px;
  text-align:center;
  margin: 0 25%;
}

footer {
  min-height: 50px;
  text-align:center;
  margin: 0 25%;
}

.citation {
  color:rgba(255, 96, 0, 0.60)
}

h1 {
  text-align: center;
  font-size: 48px;
  margin-bottom: 10px;
  color: #ff6000;
}

h2 {
  font-size: 20px;
  margin-bottom: 10px;
}

.avertissement {
  color:#ff6000 ;
  background-color:rgba(255, 96, 0, 0.10);
  padding: 20px 20px;
  margin:10px 0px;
  border-radius:10px;
}

.avertissementerreur {
  color:red ;
  background-color:rgba(255, 0, 0, 0.10);
  padding: 20px 20px;
  margin:10px 0px;
  border-radius:10px;
}

h3 {
  font-size: 16px;
  margin-bottom: 10px;
}

p {
  margin-bottom: 10px;
}

hr {
  border: none;
  height: 1px;
  background-color: #ff6000;
  margin: 15px 20px 15px 20px;
}

.epaisseur3 {
  height: 3px;
}

ul {
  margin: 10px 0;
}

form {
  background-color: #FAFAFA;
  padding: 10px;
  width: 100%;
}

fieldset {
  padding: 0 20px 20px 20px;
  margin-bottom: 10px;
  border: 1px solid #DF3F3F;
}

legend {
  color: #DF3F3F;
  font-weight: bold;
}

label {
  margin-top: 10px;
  display: block;
}

label.inline {
  display: inline;
  margin-right: 50px;
}

input:focus, textarea:focus {
  background-color: #ffffff;
  color:#ff6000;
  font-size: 20;
  font-weight : bold;
  border: 1px solid #ff6000;
}

input:placeholder-shown, textarea:placeholder-shown {
  background-color: rgba(255, 0, 0, 0.10);
  color: red;
  font-weight : bold;
  font-size: 20;
  border: 1px solid #ff0000;
}

input, textarea {
  text-align: center;
  font-weight : bold;
  font-size: 20;
  color: #37b000;
  background-color: rgba(22, 69, 0, 0.10);
  padding: 10px;
  border: 1px solid #37b000;
  border-radius: 5px;
  width: 100%;
}

input[type=radio] {
  background-color: transparent;
  border: none;
  width: 10px;
}

input[type=submit], input[type=reset] {
  background-color:rgba(255, 00, 0, 0.25);
  color:red;
  width: 250px;
  height: 75px;
  border:none;
}

input[type=submit]:hover, input[type=reset]:hover {
  background-color: #ff6000;
  color:ffffff;
  font-size: 30;
  font-weight : bold;
  border:3px solid #ff6000;
}

.outer-div {
    display: flex;
    justify-content: center;
    align-items: center;
}

table {
  margin: 20px 0px 20px 0px;
  }

th {
  border: 1px solid black;
  padding: 8px;
  text-align: left;
  vertical-align: top;
  }

td {
  border: 1px solid black;
  padding: 8px;
  text-align: right;
  vertical-align: top;
  }

a, a:visited {
  color: #FF6000;
}