.logo {
  width: 100px;
  /*margin-right: 40px;*/
  /* float: left;*/
}

.dost_image {
  width: 25%;
  float: right;
  margin-left: 40px;
}
/*body {
background-image :
	url("winter.jpg");
}*/
body {
  background-color: lightgray;
  padding: 40px 100px;
}
h1 {
  color: darkgreen;
  font-size: 80px;
}

.big-title {
  margin-left: 15px;
  font-size: 80px;
  color: darkred; 
  font-weight: bold;
  border-bottom: 2px solid red;
}

p {
  font-size: 26px;
  line-height: 0.9;
  text-align: justify;
}

h2 {
  color: black;
  font-size: 40px;
}