html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}

#contact_form {
    margin: 0 auto;
    width: 100%;
    margin-top: 3vw;
}

.form_tbl {
    margin: 0 auto;
    width: 70%;
}

.form {
    width: 100%;
}

.contact_check {
    text-align: center;
    margin: 1vw 0;
}

.contact_link_area {
    text-align: center;
    margin-bottom: 3vw;
}

.form_btn {
    width: 60%;
    height: 2vw;
    position: absolute;
    left: 50%;
    transform: translateY(-50%) translateX(-50%);
    -webkit-transform: translateY(-50%) translateX(-50%);
}

#agree {
    width: 1vw;
    height: 1vw;
    vertical-align: middle;
    margin-right: 0.2vw;
}

.f_red {
    color: #ff0707;
    vertical-align: middle;
}

.form_req {
    height: 4vw;
    vertical-align: baseline;
    color: darkred;
    font-size: 1.5vw;
}

.form_th {
    width: 25%;
}