.container {   max-width: 300px;   font-size: 20px; }  .container a {   text-decoration: none;   color: black; }  .container a:hover {   color: gray; }  .img {   vertical-align: middle; }  .arrow {   width: 10%;   float: right; }  .block {   background-color: #fff;   border: 1px solid #bcd9eb;   padding: 5px;   line-height: 1em; }