.b-tel-box {
    margin: 2rem auto;
}
.b-tel-box-main {
    text-align: center;
    padding: 10px 0;
}


.b-tel-box-main-num {
    text-decoration: none;
    font-size: 50px;
    color: #004C97;
    letter-spacing: 0.2rem;

}
@media screen and (max-width: 768px) {
    .b-tel-box-main-num {
        background-color: #004C97;
        color: rgb(255, 255, 255);
        display: flex;
        justify-content: center;
        font-weight: bold;
        align-items: center;
        font-size: 20px;
        padding: calc(.667em + 2px) calc(1.333em + 2px);
        width: 270px;
        margin: 0px auto 20px;
        border-radius: 5px;
        position: relative;
        box-shadow: inset 0 -3px 0 0 rgba(0, 0, 0, .25);
    }
    .b-tel-box-main-num::after {
        content: "";
        position: absolute;
        top: 50%;
        margin-top: -5px;
        right: 15px;
        width: 10px;
        height: 10px;
        border-top: solid 3px #ffffff;
        border-left: solid 3px #ffffff;
        transform: rotate(135deg);
    }
}
.b-tel-box-main-num img {
    display: none;
}
@media screen and (max-width: 768px) {
    .b-tel-box-main-num img {
        display: inline-block;
        width: 20px;
        height: 20px;
        margin-right: 15px;
    }
}
.b-tel-box-main-text {
    margin: 0 auto;
    text-align: left;
    width: fit-content;
}