*        {
         margin: 0px;
         padding: 0px;

         }

body     {
         font-family:verdana;
         font-size:20px;
         background: #FFFFFF;

         }

.all     {
         width: 554px;
         height: 415px;
         position:absolute;
         top:50%;
         left:50%;
         margin-left:-277px;
         margin-top:-208px;
         background-image: url(index.jpg);
         }

.enter   {
         width:140px;
         position:relative;
         margin-left:232px;
         margin-top:470px;
         }
.enter   a{
         display:block;
         text-decoration:none;
         color:black;

         }