@font-face {
  font-family: Major Mono Display;
  src: url(../assets/Major_Mono_Display/MajorMonoDisplay-Regular.woff),
    url(../assets/Major_Mono_Display/MajorMonoDisplay-Regular.ttf);
  font-weight: normal;
  font-style: normal;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Major Mono Display", monospace;
}
:root {
  --color-one: rgb(17, 22, 19);
  --color-one-text: #ffffff;
  --color-two: rgba(12, 12, 12, 0.507);
  --color-two-text: rgb(236, 233, 233);
  --accent: rgba(171, 214, 168, 0.733);
  --accent-two: rgb(22, 35, 46);
}
#header {
  text-align: center;
  background-color: var(--color-one);
  color: var(--color-one-text);
}
#footer {
  background-color: var(--color-one);
  color: var(--color-one-text);
  width: 100%;
  height: auto;
  min-height: 100px;
}
.fixed-bg {
  background-image: url(../assets/hacking-bg.jpg);
  background-size: cover;
  background-color: var(--color-one);
  background-position: center;
  background-repeat: no-repeat;
  position: fixed;
  z-index: -1;
  width: 100%;
  height: 100%;
}
.vignette {
  width: 100%;
  height: 100%;
  background-image: radial-gradient(
    circle,
    transparent 0%,
    var(--color-one) 90%
  );
}
.flex-column {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
}
.flex-column.align-start {
  margin-top: 24px;
  align-items: flex-start;
}
.container {
  padding: 8px;
  width: 100%;
  margin: auto;
}
button {
  width: fit-content;
  font-weight: bold;
  max-width: 180px;
  padding: 8px 16px;
  color: var(--accent);
  background-color: var(--accent-two);
  border-radius: 30px;
  border: 1px solid var(--accent);
  transition: all 0.4s;
}
button:hover {
  cursor: pointer;
  color: var(--accent-two);
  background-color: var(--accent);
  box-shadow: inset 0 2px 8px rgba(73, 108, 143, 0.534),
    5px 5px 16px rgba(73, 108, 143, 0.534);
  transform: scale(1.02);
}
.inputs-container,
.outputs-container {
  max-width: 1200px;
  min-height: 20vh;
  margin: 100px auto;
  background-color: var(--color-two);
  color: var(--color-two-text);
  border-radius: 8px;
  border: 1px solid var(--accent);
}
#input-message {
  width: 80%;
  min-width: 200px;
  height: 400px;
  resize: none;
}
#encryption-key {
  margin: auto;
  font-family: monospace;
  width: 400px;
  max-height: 9em;
  resize: none;
}
input,
textarea {
  border: 1px solid black;
  padding: 5px;
  border-radius: 8px;
}
textarea,
p {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}
input[type="number"] {
  width: 3rem;
}
label {
  width: 90%;
  margin: auto;
  gap: 8px;
  font-size: 1.3rem;
  text-shadow: 2px 2px 5px rgba(23, 34, 39, 0.61);
}
label.number {
  position: relative;
  display: inline-flex;
  align-items: flex-end;
  justify-content: space-between;
}
label.number div {
  display: inline-flex;
  align-items: flex-end;
  gap: 8px;
}

input + span::after {
  position: absolute;
  top: 13px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  font-weight: 900;
  text-shadow: 0 0 2px black;
  width: 4px;
  height: 4px;
  background-color: rgba(255, 255, 255, 0.87);
  border: 1px solid rgb(95, 95, 95);
  border-radius: 3px;
  padding: 4px;
  transition: all 0.3s;
}
input:invalid + span::after {
  color: red;
  content: "✖";
  padding-left: 5px;
}

input:valid + span::after {
  color: rgb(51, 224, 51);
  content: "✓";
  padding-left: 5px;
}
#output-message {
  width: 80%;
  background-color: white;
  border-radius: 8px;
  border: 1px solid black;
  overflow-wrap: anywhere;
}
.fit-text {
  color: black;
  font-size: 0.9rem;
  font-weight: 600;
  max-width: 100%;
  padding: 1rem;
}

@media (max-width: 1023px) {
  #input-message,
  #encryption-key,
  #output-message {
    width: 92vw;
  }
  #encryption-key {
    height: 4rem;
  }
}