.scroll{
width:510px;
height:100px;
background-color:#F0F0F0;
overflow:scroll;
font-size:x-small;
}


.font1 {
font-style:normal;
font-weight：normal;
font-size:small;
}  

[HTMLの記述]
<p class="sample">テキストテキスト</p>  




.box1{
width:400px;
height:150px;
padding:10px 5px 15px 20px;
border:3px solid #f00;
background-color:#ffdff9;}

.top{
width:800px;
padding:10px 5px 15px 20px;
border:3px solid #f00;
background-color:#ffdff9;}



.box{
width:400px;
height:150px;
padding:10px 5px 15px 20px;
border:3px solid #FF0000;
background-color:#ffdff9;}