*{
    margin: 0;
    padding: 0;
}
nav{
    background-color: black;
    color: white;
    padding: 15px;
    height: 50 px;
}
a,ul,h2{
    display: inline;
}
ul{
    margin-left:30%;
}
a{
    color: gray;
    cursor: pointer;
}
a:hover{
    color: white;
}
.box{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
}
.box2{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box3{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box4{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box5{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
h1{
    margin-left: 12px;
}
.box6{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: block;
    margin-top: 25px;
    margin-left: 75px;
}
.box7{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box8{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box9{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box10{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box11{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box12{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box13{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box14{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box15{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box16{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box17{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box18{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box19{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box20{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box21{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box22{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box23{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box24{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}
.box25{
    border-color: black;
    border-width: 5px;
    border-style: solid;
    width: 500px;
    height:280px ;
    display: inline-block;
    margin-top: 25px;
    margin-left: 75px;
}