*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'DM Sans',sans-serif;font-weight:300;overflow-x:hidden;line-height:1.75}
.sayfa{
  width: 100%;
  max-width: 800px;
  margin-inline: auto;
  padding-inline: 12px;
  padding-block: 30px;
  & > *{
    margin-bottom: 20px;
  }
}