main { 
    display: grid;
    grid-template-areas: 
     ". method ."
   ;
    grid-template-columns: 1fr 1100px 1fr;
    margin: 0;
    padding:0;
   }

   #method {
    grid-area: method;
   }

   #method img.top {
    float: left;
    margin-right: 30px;
    max-width: 300px
  }



#files>div{
  align-items :center;;
    display:flex;
    margin:20px 5px;
}


#files a{
color:black;
text-decoration: none;
}

#files a:hover{
  color:#00BCB8;
}

  #method .all_masters{
display:flex;
justify-content: space-between;
flex-wrap: wrap;
  }

  .all_masters .item{
    max-width: 290px; 
  }

  @media (max-width: 1100px) {
    main { 
        grid-template-columns: 1fr 100% 1fr;
        padding:10px;
      }
    }

    @media (max-width: 600px) {

      #method img.top {
        margin-left: auto;
        margin-right: auto;
        float: none;
        margin-right: 30px;
        max-width: 300px
      }

      }