body {
  margin: 0;
  background-color: #fff;
  font-family: "Open Sans", sans-serif;
  font-size: 18px;
  line-height: 1.6;
  color: #333;
}
*,
*:before,
*:after {
  box-sizing: border-box;
}
p {
  font-size: 18px;
  line-height: 1.5;
}
/* header */
.my__header {
  width: 100%;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  font-family: "Roboto Slab", serif;
}
.header____inner {
  display: flex;
  justify-content: space-between;
  align-items: stretch;
}
.header__logo {
  font-size: 25px;
  color: #d30a0a;
}
/* nav */
.my__nav {
  margin-top: 7px;
  font-size: 20px;
  text-transform: lowercase;
  margin-left: auto;
  float: right;
}
.nav__link {
  display: inline-block;
  vertical-align: top;
  margin: 0 40px;
  color: #333;
  text-decoration: none;
  position: relative;
  transition: color 0.2s linear;
}
.nav__link:after {
  content: "";
  display: block;
  opacity: 0;
  width: 100%;
  background-color: #d30a0a;
  height: 3px;
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 1;
  transition: opacity 0.2s linear;
}
.nav__link:hover {
  color: #d30a0a;
}
.nav__link:hover:after {
  display: block;
  opacity: 1;
}
/* intro */
.intro {
  padding: 2em;
  margin: auto;
  width: 100%;
  height: 100vh;
  justify-content: space-evenly;
  background-color: #e1e1e1;
}
.intro__inner {
  width: 100%;
  max-width: 600px;
  margin: 50px;
  text-align: left;
}
.intro__suptitle {
  margin: 50 auto;
  font-size: 70px;
}
.intro__title {
  font-size: 80px;
  font-weight: 700;
  line-height: 1;
  color: #333;
}
.intro__logo {
  font-size: 85px;
  color: #d30a0a;
}

/* Button */
.intro__btn {
  float: right;
  margin-bottom: auto;
  display: inline-block;
  vertical-align: bottom;
  padding: 10px 20px;
  border: 3px solid #fff;
  text-transform: lowercase;
  font-size: 32px;
  text-decoration: none;
  transition: background 0.2s linear, color 0.2s linear;
  color: #333;
}
.intro__btn:hover {
  background-color: #333;
  color: #d30a0a;
}

/* photo */
.call__photo {
  width: 300px;
  height: auto;
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(26, 0, 0, 0.3);
  margin-right: 50em;
  margin: 5px 5px 5px 0;
  padding: 0.3em;
}