a{
color:#333;
}

h1{
color:#333;
}


.header{
display:block;
width:100%;
}

.box4-2{
display:grid;
grid-template-columns: repeat(2, 1fr);
padding:5%;
  column-gap: 10px;
  row-gap: 10px;
}

.box2-2{
display:grid;
grid-template-columns: repeat(2, 1fr);
padding:5%;
  column-gap: 30px;
  row-gap: 30px;
}

.box2-1{
display:grid;
grid-template-columns: repeat(1, 1fr);
padding:5%;
  column-gap: 30px;
  row-gap: 30px;
}

.gray{
background-color:#ddd;
}