html {
  box-sizing: border-box;
}
*, *:before, *:after {
  box-sizing: inherit;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #ecf1f5;
}

h1 {
    color: #064371;
}

.top-bar {
    width: 100%;
    height: 80px;
    background-color: #064371;
    border-bottom: 4px solid white;
    color: white;
    line-height: 80px;

}

.top-bar-text-main {
    font-size: 50px;
    font-weight: bold;
    margin-left: 20px;
}

.top-bar-text-small {
    font-size: 40px;
    margin-left: 15px;
    color: #f5f5f5;
}

.content {
    max-width: 1110px;
    margin: 25px auto 50px auto;
}

.processoptions {
    margin-bottom: 20px;
    display: flex;
}

.option-box {
    flex: 1;
}

.box-center {
    text-align: center;
}

.box-right {
    text-align: right;
}

label {
    color: #064371;
    font-weight: bold;
    font-size: 18px;
    margin-right: 10px;
}

textarea {
    margin-top: 25px;
    background-color: white;
    border: 4px solid #064371;
    color: #064371;
    font-weight: bold;
    font-size: 18px;
    padding: 10px;
    width: 100%;
    height: 250px;
    margin-bottom: 25px;
}

.temperature-input {
    background-color: white;
    border: 4px solid #064371;
    color: #064371;
    font-weight: bold;
    font-size: 18px;
    padding: 8px;
    height: 50px;
    width: 100px;
}

.button {
    color: white;
    height: 50px;
    line-height: 42px;
    border-radius: 0;
    font-weight: bold;
    font-size: 18px;
    background-color: #064371;
    border: 4px solid #064371;
    padding: 0 20px;
}

.button:hover {
    cursor: pointer;
}

.button-secondary {
    background-color: #ecf1f5;
    border: 4px solid #064371;
    color: #064371;
}

.horizontal-rule {
    background-color: #064371;
    border: 0;
    height: 4px;
    width: 100%;
    margin-top: 25px;
    margin-bottom: 25px;
    margin-right: 0px;
    margin-left: 0;
    padding: 0 14px;
}

.result {
    color: #064371;
    font-weight: bold;
    font-size: 28px;
    flex: 1;
}

.data {
    color: #064371;
    font-size: 24px;
    flex: 1;
}

.data-row {
    height: 40px;
    line-height: 40px;
}

.error-row {
    height: 20px;
    line-height: 20px;
}

.error-cell {
    color: #064371;
    font-size: 16px;
}

.cell-left {
    flex: 1;
}

.cell-right {
    flex: 2;
}

.space-between {
    width: 100%;
    display: flex;
    justify-content: space-between;
}

.errors {
    color: #064371;
    font-size: 18px;
}

.error-box {
    background-color: #f0a3a3;
    padding: 20px;
    margin: 30px 0;
    width: 100%;
}

.computation-time {
    display: block;
    color: rgba(6, 67, 113, 0.5);
    font-size: 14px;
    margin-top: 15px;
}

[type="checkbox"]:not(:checked),
[type="checkbox"]:checked {
    position: absolute;
    left: -9999px;
}
[type="checkbox"]:not(:checked) + label,
[type="checkbox"]:checked + label {
    padding-top: 2px;
    position: relative;
    padding-left: 38px;
    cursor: pointer;
    margin-bottom: 4px;
    margin-top: 7px;
    display: inline-block;
    font-size: 22px;
}
/* checkbox aspect */
[type="checkbox"]:not(:checked) + label:before,
[type="checkbox"]:checked + label:before {
    content: '';
    position: absolute;
    left: 0px; top: 0px;
    width: 30px; height: 30px;
    border: 2px solid #064371;
    background: #ffffff;
    border-radius: 0px;
    box-shadow: inset 0 1px 3px rgba(0,0,0,.1);
}
/* checked mark aspect */
[type="checkbox"]:not(:checked) + label:after,
[type="checkbox"]:checked + label:after {
    content: '✔';
    position: absolute;
    top: 0px; left: 5px;
    font-size: 25px;
    line-height: 1.2;
    color: #064371;
    transition: all .2s;
}
/* checked mark aspect changes */
[type="checkbox"]:not(:checked) + label:after {
    opacity: 0;
    transform: scale(0);
}
[type="checkbox"]:checked + label:after {
    opacity: 1;
    transform: scale(1);
}
/* disabled checkbox */
[type="checkbox"]:disabled:not(:checked) + label:before,
[type="checkbox"]:disabled:checked + label:before {
    box-shadow: none;
    border-color: #999999;
    background-color: #dddddd;
}
[type="checkbox"]:disabled:checked + label:after {
    color: #999999;
}
[type="checkbox"]:disabled + label {
    color: #aaaaaa;
}
/* accessibility */
[type="checkbox"]:checked:focus + label:before,
[type="checkbox"]:not(:checked):focus + label:before {
    border: 2px dotted #064371;
}