html, body, header, div, section, canvas {
 margin: 0;
 border: 0;
 padding: 0;
 box-sizing: inherit;
 font: inherit;
 text-decoration: none;
 text-align: inherit;
 color: inherit;
 background: transparent;
 list-style: none;
 align-items: inherit;

 font-family: 'Raleway', sans-serif;
 font-weight: 400;
 color: #383838 ;
}

body{
  /*display: flex;
  justify-content: center;*/
  background-color: grey;
}

header{
  text-align: center;
  padding-top: 40px;
  padding-bottom: 40px;
  width: 100%;
  height: 40px;
  font-size: 120px;
  font-weight: 800;
  background-color: grey;
  margin-bottom: 100px;
  font-family: 'Bungee Hairline', cursive;
}

.whole-screen {
  width: 1000px;

  margin: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.instructions{
  width: 200px;
  font-size: 20px;
  background-color: grey;
  text-align: right;
}

.obstacles{
  width: 150px;
  font-size: 20px;
  background-color: grey;
}

canvas{
  background-color: grey;
  width: 700px;
  height: 700px;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1;
    padding-top: 100px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgb(0,0,0);
    background-color: rgba(0,0,0,0.4);
    opacity: 1;
}

.modal-content {
    position: relative;
    background-color: #fefefe;
    margin: auto;
    padding: 0;
    border: 1px solid #888;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 80%;
    height: 100px;
    box-shadow: 0 4px 8px 0 rgba(0,0,0,0.2),0 6px 20px 0 rgba(0,0,0,0.19);
    -webkit-animation-name: animatetop;
    -webkit-animation-duration: 0.4s;
    animation-name: animatetop;
    animation-duration: 0.4s
}

@-webkit-keyframes animatetop {
    from {top:-300px; opacity:0}
    to {top:0; opacity:1}
}

@keyframes animatetop {
    from {top:-300px; opacity:0}
    to {top:0; opacity:1}
}

.modal-text{
  margin: 0 auto;
}

.close:hover,
.close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}