*,
*:before,
*:after {
  box-sizing: border-box;
}

body {
  /* margin: 0 auto; */
  max-width: 1200px;
  font-family: "Open Sans", "sans-serif";
  background-color: #fff;
  color: black;
}

h1,
p {
  margin: 0 0 1em 0;
}

a {
  color: #f89938;
}

.wrapper {
  max-width: 1200px;
  display: grid;
  grid-gap: 10px;
}
.wrapper1 {
  display: flex;
  flex-wrap: wrap;
}

.wrapper1 {
  display: grid;
  margin: 0 auto;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  grid-auto-rows: minmax(150px, auto);
}

.panel {
  /* needed for the flex layout*/
  margin-left: 5px;
  margin-right: 5px;
  flex: 1 1 200px;
}

@media screen and (min-width: 600px) {
  /* no grid support? */
  .block-a,
  .block-b,
  .block-c {
    float: left;
    width: 15%;
  }

  .content {
    float: right;
    width: 85%;
  }

  .wrapper {
    margin: 0 auto;
    grid-template-columns: 1fr 3fr;
    grid-auto-rows: minmax(150px, auto);
  }

  .header,
  .article1 {
    grid-column: 1 / -1;
    /* needed for the floated layout */
    clear: both;
    background-color: #fff;
  }

  .block-a {
    grid-column: 1;
    grid-row: 2;
  }

  .block-b {
    grid-column: 1;
    grid-row: 3;
  }

  .block-c {
    grid-column: 1;
    grid-row: 4;
  }

  .content {
    grid-column: 2;
    grid-row: 2 / 6;
  }
}

.wrapper > * {
  background-color: #fff;
  color: #444;
  border-radius: 5px;
  padding: 20px;
  font-size: 120%;
  /* needed for the floated layout*/
  margin-bottom: 10px;
}

/* We need to set the widths used on floated items back to auto, and remove the bottom margin as when we have grid we have gaps. */
@supports (display: grid) {
  .wrapper > * {
    width: auto;
    margin: 0;
  }
}