body,p,form,input {
  margin: 0;
}
h1.top_title {
  font-size: x-large;
  text-align: center;
  color: #141414;
  text-shadow: 2px 2px #808080;
}
.header {
  display: flex;
  width: 100%;
  border-bottom: solid 1px #808080;
}
.theme {
  margin: 10px auto;
  width: 550px;
  padding: 0 20px 0 20px;
  border-radius: 10px;
  border: solid 1px #808080;
  box-shadow: 0 10px 25px 0 rgba(0, 0, 0, .5);
  background: linear-gradient(to bottom, #fc5c7d, #6a82fb);
  /*background: linear-gradient(to bottom, #22c1c3, #fdbb2d);*/
}
.infomation {
  width: 20%;
  box-shadow: 0 10px 25px 0 rgba(0, 0, 0, .5);
  margin: 10px auto;
  text-align: center;
  padding: 10px 10px;
}
.blank {
  width: 20%;
  margin: 10px auto;
}
.reference {
  width: 550px;
  margin: 0 auto;
}
.content {
  display: block;
  width: 100%;
}
.topics {
  display: block;
  width: 500px;
  text-align: left;
  padding: 0 20px 0 20px;
  margin: 20px auto;
  border: medium dashed #808080;
}
.title {
  display: block;
  width: 500px;
  text-align: left;
  font-weight: bold;
  padding: 0 20px 0 20px;
  border: medium dashed #808080;
  margin: 20px auto;
}
.form {
  width: 400px;
  margin: 20px auto;
  padding: 20px;
  border: 1px solid #918f8f;
  border-radius: 10px;
  box-shadow: 0 10px 25px 0 rgba(0, 0, 0, .5);
  background: linear-gradient(to bottom, #22c1c3, #fdbb2d);
}
.form h1 {
  font-size: 14px;
  text-align: center;
  color: #454545;
  text-shadow: 3px 3px #81bedb;
}
.id,
.pass {
  margin-bottom: 10px;
}
input[type="id"],
input[type="password"] {
  width: 200px;
  padding: 4px;
  font-size: 14px;
}
.submit {
  text-align: right;
  font-size: 14px;
}
.inner {
  margin: 0 auto;
  max-width: 600px;
  display: block;
  text-align: left;
}
.codebox {
  display: block;
  text-align: left;
  border: solid 2px;
  margin: 10px 20px;
}
.goodjob {
  font-weight: bold;
  color: red;
  background-color: white;
  border: solid 2px red;
}
.conditions {
  margin: 10px;
  padding:2px 20px;
  border: thin dashed #6a077e;
}
.exercises {
  margin: 10px;
  padding:2px 20px;
  border: thin dashed #6a077e;
}