::placeholder {
  color: black;
}
#mycanvas {
  width: 520px;
  height: 500px;
  background-color: black;
  border: 5px solid green;
  border-radius: 4px;
  margin: auto;
}
body {
  background-image: url("../static/Trigonometric_Image.jpg");
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-size: cover;
  flex-direction: column;
}
.grid-container {
  display: grid;
  grid-template-columns: repeat(6, auto);
  grid-gap: 8px;
}
.form-container {
  text-align: center;
}
.square {
  background-color: white;
  font-weight: bold;
  font-size: auto;
  border: 4px solid black;
  border-radius: 4px;
  height: auto;
  width: 120px;
  height: 40px;
  text-align: center;
  cursor: pointer;
}
#myVideo {
  object-fit: cover;
  position: fixed;
  right: 0;
  bottom: 0;
  min-width: 100vw;
  min-height: 100vh;
  z-index: -1;
}
#turtlecode {
  display: none;
}
#submit {
  background-image: linear-gradient(144deg, #af40ff, #5b42f3 50%, #00ddeb);
  border: 0;
  border-radius: 8px;
  box-shadow: rgba(151, 65, 252, 0.2) 0 15px 30px -5px;
  box-sizing: border-box;
  margin: 0 auto;
  color: #ffffff;
  display: flex;
  font-family: Phantomsans, sans-serif;
  font-size: 20px;
  line-height: 1em;
  padding: 3px;
  text-decoration: none;
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
  white-space: nowrap;
  cursor: pointer;
  width: 100px;
  height: 50px;
  justify-content: center;
  align-items: center;
}

#submit:active,
#submit:hover {
  outline: 0;
}

#submit span {
  background-color: rgb(5, 6, 45);
  padding: 12px 30px;
  border-radius: 6px;
  transition: 300ms;
}

#submit:hover span {
  background: none;
}