img{
      width: 25px;
      margin: 0 1rem;
   }

   img:hover{
   width: 35px;
   border-radius: 50%;
   transition:width 0.3s ease ;
   }

   img#youtube:hover{
      background-color: #3b5998;
   }

   img#facebook:hover{
      background-color: #3b5998;
   }

   img#linkedin:hover{
      background-color:#0e76a8;
   }

   img#github:hover{
      background-color: #171515;
   }

   img#instagram:hover{
      background: #d6249f;
      background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%,#d6249f 60%,#285AEB 90%)
   }

   img#twitter:hover{
      background-color: #00acee ;
   }
   
   span{
      width: 38px;
      height: 38px;
      }

   #alura{
      width: 5rem;
   }