.flex-box{
    display: flex;
    justify-content: space-between;
    padding: 2.5rem 0;
    border-bottom: 1px dashed #bfbfbf;
}

.tel-div1 span:first-child{
    width: 200px;
    display: inline-block;
}
.tel-div2 span:first-child{
    width: 200px;
    display: inline-block;
}