* {
  box-sizing: border-box;
  margin: 0px;
  padding: 0px;
}

body {
  font-family: verdana;
  background-color: #e5e5e5;
  color: #222222;
}

a,
a:visited,
a:hover,
a:active {
  color: inherit;
  text-decoration: none;
}

.container {
  width: 1200px;
  margin: 20px auto 0 auto;
  padding: 20px;
  background-color: #ffffff;
  border-radius: 20px;
  font-size: 12px;
}

/* TERZAGHI STARTS*/
.title {
  text-align: center;
  font-weight: bold;
  color: #666666;
  font-size: 16px;
  margin-bottom: 10px;
}
section.input {
  margin: 20px 0px 30px 0px;
}
main {
  border: #aaaaaa 1px solid;
  border-radius: 10px;
  background-color: #f5f5f5;
  padding: 15px;
  margin-bottom: 20px;
}

div.line {
  margin-bottom: 10px;
  display: flex;
  justify-content: space-between;
}
.cell {
  width: 8%;
}

.calculated-parameters .cell {
  width: 18%;
}

label {
  display: block;
  font-weight: bold;
  white-space: nowrap;
  overflow: hidden;
  text-align: center;
  padding-bottom: 5px;
}

input {
  font-weight: bold;
  color: #999999;
  text-align: center;
  width: 100%;
  height: 25px;
}

div.immutable-input {
  padding: 5px 0px;
  font-weight: bold;
  color: #999999;
  text-align: center;
  background-color: #ebebe4;
  border: #a9a9a9 1px solid;
}

div.formulaBox {
  padding: 5px;
}

section.results {
  display: flex;
  justify-content: space-between;
  margin-top: 30px;
}

div.resultBox img {
  width: 550px;
  border: #a9a9a9 1px solid;
}

/* FORMULATION STARTS*/
.theory {
  text-align: justify;
  line-height: 25px;
  font-size: 14px;
}
.theory h1 {
  font-weight: bold;
  margin-bottom: 10px;
}
.theory h2 {
  font-weight: bold;
  margin: 20px 0 10px 0;
}
.theory h3 {
  text-decoration: underline;
  margin: 20px 0 10px 0;
}
.theory p {
  margin-top: 10px;
}

p.center {
  text-align: center;
}

table,
td,
th {
  border: #aaaaaa 1px solid;
  text-align: center;
  padding: 1px;
  width: 33%;
  vertical-align: middle;
}

table {
  width: 100%;
}

/* FORMULATION ENDS*/