html{
  font-family: sans-serif;
  color:#39573a;
}

.main{
  text-align: center;
  position: relative;
}
img{max-width: 100%;height:auto;}

a{color:#39573a;text-decoration:none;}
a:hover{text-decoration:underline;}

.c-btn {
  display: inline-block;
  vertical-align: middle;
  text-align: center;
  margin: 0;
  cursor: pointer;
  padding: 12px 24px;
  transition: 0.3333333333s;
  border-radius: 0px;
  border: none;
  background-color: #39573a;
}
.c-btn, .c-btn:hover, .c-btn:active, .c-btn:focus {
  text-decoration: none;
  /* [4] */
  color: #39573a;
}
.c-btn:hover, .c-btn:focus {
  background-color: #39573a;
  color: #39573a;
}