.box7{
    padding: 0.5em 1em;
    margin: 2em 0;
    color: #474747;
    background: whitesmoke;/*�w�i�F*/
    border-left: double 7px #4ec4d3;/*����*/
    border-right: double 7px #4ec4d3;/*�E��*/
}
.box7 p {
    margin: 0; 
    padding: 0;
}