.logo {
    margin-right: auto;
    font-size: 2rem;
    color: rgb(255, 89, 0);
    font-weight: 700;
    position: relative;
}

.logo:hover {
    text-decoration: none;
}

.a-phone {
    font-size: 20px;
    font-weight: 400;
    text-decoration: none;
    color: #fff;
}

.a-phon:hover {
    text-decoration: none;
}

.box-left {
    max-width: 640px;
    text-align: center;
    margin: 0 auto;
}

.b1 .box-left p {
    text-align: center;
}

.box-left .d-block {
    display: block;
}



@media(max-width: 768px) {
    .box-left p {
        text-align: left;
    }

    .text18 {
        font-size: 23px;
    }
}