.a_btn:hover {
    opacity: .8;
    color: #fff;
}
.a_btn {
    display: inline-block;
    height: 38px;
    line-height: 38px;
    border: 1px solid transparent;
    color: #fff;
    background-color: #009688;
    font-size: 14px;
    cursor: pointer;
    border-radius: 2px;
    padding: 0 18px;
}
.a_btn_lg {
    height: 44px;
    line-height: 44px;
    padding: 0 25px;
    font-size: 16px;
}
.a_btn_sm {
    height: 30px;
    line-height: 30px;
    padding: 0 10px;
    font-size: 12px;
}
.a_btn_xs {
    height: 22px;
    line-height: 22px;
    padding: 0 5px;
    font-size: 12px;
}
.a_btn_danger {
    background-color: #FF5722;
}
.a_btn_warm {
    background-color: #FFB800;
}
.a_btn_normal {
    background-color: #1E9FFF;
}
.a_btn_green {
    background-color: green;
}
.a_btn_primary {
    border-color: #d2d2d2;
    background: 0 0;
    color: #666;
}
.a_btn_primary:hover {
    border-color: #009688;
    color: #333;
}
.a_btn_radius {
    border-radius: 100px;
}
/*! Bootstrap v3.4.1 (https://getbootstrap.com/)*/
@-ms-viewport {
    width: device-width;
}
.visible-xs, .visible-sm, .visible-md, .visible-lg {
    display: none !important;
}
.visible-xs-block, .visible-xs-inline, .visible-xs-inline-block, .visible-sm-block, .visible-sm-inline, .visible-sm-inline-block, .visible-md-block, .visible-md-inline, .visible-md-inline-block, .visible-lg-block, .visible-lg-inline, .visible-lg-inline-block {
    display: none !important;
}
@media (max-width: 767px) {
    .visible-xs {
        display: block !important;
    }
    table.visible-xs {
        display: table !important;
    }
    tr.visible-xs {
        display: table-row !important;
    }
    th.visible-xs, td.visible-xs {
        display: table-cell !important;
    }
}
@media (max-width: 767px) {
    .visible-xs-block {
        display: block !important;
    }
}
@media (max-width: 767px) {
    .visible-xs-inline {
        display: inline !important;
    }
}
@media (max-width: 767px) {
    .visible-xs-inline-block {
        display: inline-block !important;
    }
}
@media (min-width: 768px) and (max-width: 991px) {
    .visible-sm {
        display: block !important;
    }
    table.visible-sm {
        display: table !important;
    }
    tr.visible-sm {
        display: table-row !important;
    }
    th.visible-sm, td.visible-sm {
        display: table-cell !important;
    }
}
@media (min-width: 768px) and (max-width: 991px) {
    .visible-sm-block {
        display: block !important;
    }
}
@media (min-width: 768px) and (max-width: 991px) {
    .visible-sm-inline {
        display: inline !important;
    }
}
@media (min-width: 768px) and (max-width: 991px) {
    .visible-sm-inline-block {
        display: inline-block !important;
    }
}
@media (min-width: 992px) and (max-width: 1199px) {
    .visible-md {
        display: block !important;
    }
    table.visible-md {
        display: table !important;
    }
    tr.visible-md {
        display: table-row !important;
    }
    th.visible-md, td.visible-md {
        display: table-cell !important;
    }
}
@media (min-width: 992px) and (max-width: 1199px) {
    .visible-md-block {
        display: block !important;
    }
}
@media (min-width: 992px) and (max-width: 1199px) {
    .visible-md-inline {
        display: inline !important;
    }
}
@media (min-width: 992px) and (max-width: 1199px) {
    .visible-md-inline-block {
        display: inline-block !important;
    }
}
@media (min-width: 1200px) {
    .visible-lg {
        display: block !important;
    }
    table.visible-lg {
        display: table !important;
    }
    tr.visible-lg {
        display: table-row !important;
    }
    th.visible-lg, td.visible-lg {
        display: table-cell !important;
    }
}
@media (min-width: 1200px) {
    .visible-lg-block {
        display: block !important;
    }
}
@media (min-width: 1200px) {
    .visible-lg-inline {
        display: inline !important;
    }
}
@media (min-width: 1200px) {
    .visible-lg-inline-block {
        display: inline-block !important;
    }
}
@media (max-width: 767px) {
    .hidden-xs {
        display: none !important;
    }
}
@media (min-width: 768px) and (max-width: 991px) {
    .hidden-sm {
        display: none !important;
    }
}
@media (min-width: 992px) and (max-width: 1199px) {
    .hidden-md {
        display: none !important;
    }
}
@media (min-width: 1200px) {
    .hidden-lg {
        display: none !important;
    }
}
.visible-print {
    display: none !important;
}
@media print {
    .visible-print {
        display: block !important;
    }
    table.visible-print {
        display: table !important;
    }
    tr.visible-print {
        display: table-row !important;
    }
    th.visible-print, td.visible-print {
        display: table-cell !important;
    }
}
.visible-print-block {
    display: none !important;
}
@media print {
    .visible-print-block {
        display: block !important;
    }
}
.visible-print-inline {
    display: none !important;
}
@media print {
    .visible-print-inline {
        display: inline !important;
    }
}
.visible-print-inline-block {
    display: none !important;
}
@media print {
    .visible-print-inline-block {
        display: inline-block !important;
    }
}
@media print {
    .hidden-print {
        display: none !important;
    }
}