content{
    display:flex;
        flex-direction:column;
    width:90%; margin:auto;
        min-height:500px;
        background:#e6dfdf;
            color:white;
                
}
        header{
        background:#03a9f4;

            color: yellow;
            text-align:center;
            height:50px;
            width:90%;
            margin:auto;
        }
        main{
          display:flex;
          flex-direction:column;
          justify-content:center;
          width:90%;
          margin:auto;
          background:#b7d5ed;
          padding-top:12px;
          font-size:x-large;
        }
        h1{
          list-style:none
          font-size:medium;
        } 

       headone{
          display:block;
          width:20%;
          height:20%;
        }
        footer {
          display:flex;
          background:yellow;
          min-height:50px;
          margin:auto;
          width:90%;
        }