body {
  background-color: #23262b;
  font-family: Josefin Sans, sans-serif;
}

a {
  text-decoration: none;
  color: inherit;
}
button:focus {
  outline: none;
}

.sheadbox {
  margin: 40px 0;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.4em;
  font-size: 1.5rem;
  transition: 0.4s;
  color: #fff;
}

#personav {
  max-width: 640px;
  margin: 0 auto;
}
#personav img {
  display: block;
  width: 60%;
  margin: 0 auto;
}

.simpleholder {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}
.simplebox {
  position: relative;
  width: 300px;
  height: 160px;
  padding: 10px;
  color: #fff;
  text-align: center;
  transition: 0.4s;
}
.simplebox.sifirst {
  background-color: #3c3f46;
}
.simplebox.sisecond {
  background-color: #33363d;
}
.simplebox p {
  margin: 10px 0;
  font-size: 1.0rem;
  line-height: 1.5;
}
.simplebox .buttonholder {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
}
.simplebox .buttonholder button {
  background-color: transparent;
  border: 0;
  padding: 10px;
  border: 2px solid transparent;
  color: inherit;
  font-size: 1.1rem;
  cursor: pointer;
  transition: border-bottom 0.2s;
}
.simplebox .buttonholder button:hover {
  border-bottom: 2px solid #fff;
}

@media screen and (max-width: 650px) {
  .simpleholder .simplebox:nth-of-type(odd) {
    background-color: #3c3f46;
  }
  .simpleholder .simplebox:nth-of-type(even) {
    background-color: #33363d;
  }
}