.box2 {
    padding: 0.13em 1em;
    margin: 1em 0;
    font-weight: bold;
    color: #6091d3;/*文字色*/
    background: #FFF;
    border: solid 3px #16A1E7;/*線*/
    border-radius: 10px;/*角の丸み*/
}
.box2 p {
    margin: 0; 
    padding: 0;
}
.box3 {
    padding: 0.35em 1em;
    color: #2c2c2f;
    background: #f0f8ff;/*背景色*/
}
.box3 p {
    margin: 0; 
    padding: 0;
}

.box4 {
    background-color: #f3f3f3;
    border-left: 5px solid #16A1E7;
    color: #2c2c2f;
    margin: 1em 0;
    padding: 0.35em 0.7em;
}