html{
  height: 100%;
}
body{
    background-color: rgb(210, 227, 251);
    margin: 0;
    padding: 0;
    min-height: 100%;
    display: flex;
    flex-direction: column;
}

.content{
  flex: 1;
}

main{
  padding-left: 15px;
  padding-right: 15px;
}

.titletext{
  text-align: center;
  color: rgb(47, 171, 19)
}


.explain{
  text-align: center;
}

.indent{
text-align: center;
}

.border{
  display: block;
  text-align: center;
  border-bottom: 2px solid black;
}

footer{
  text-align: center;
  background-color: rgb(255, 255, 255);
}