input.sample1{
    width:500px;
    height:100px;
    font-size:200px;
    box-sizing: border-box; /* [borde-box]で右の飛び出しを回避 */
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
}

input[type="submit"]{
    max-width:300%;
    font-size:6em;
}

p{
    margin: 0px;
    font-size:50px;
}

.setumei{
    margin: 1px;
    font-size:25px;
}

.koumoku{
    margin: 1px;
    font-size:50px;
}