.bg-gradient-primary{background-color:#1c3faa;background-image:linear-gradient(180deg,#1c3faa 10%,#224abe 100%);background-size:cover}

.bg-login-image {
    background: url(https://www.qitaifu.com/wp-content/uploads/2020/12/in_tab2.jpg);
    background-position: center;
    background-size: cover;
}

.btn-primary {
  color: #fff;
  background-color: #007bff;
  border-color: #007bff;
}
.btn-success {
  color: #fff;
  background-color: #28a745;
  border-color: #28a745;
}
.btn-danger {
  color: #fff;
  background-color: #dc3545;
  border-color: #dc3545;
}
.btn-info {
  color: #fff;
  background-color: #17a2b8;
  border-color: #17a2b8;
}

.files input {
  outline: 2px dashed #92b0b3;
  outline-offset: -10px;
  -webkit-transition: outline-offset .15s ease-in-out, background-color .15s linear;
  transition: outline-offset .15s ease-in-out, background-color .15s linear;
  padding: 25px 0px 55px 5%;
  text-align: center !important;
  margin: 0;
  width: 100% !important;
}
.files input:focus{     outline: 2px dashed #92b0b3;  outline-offset: -10px;
  -webkit-transition: outline-offset .15s ease-in-out, background-color .15s linear;
  transition: outline-offset .15s ease-in-out, background-color .15s linear; border:1px solid #92b0b3;
}
.files{ position:relative}
.files:after {  pointer-events: none;
  position: absolute;
  top: 60px;
  left: 0;
  width: 50px;
  right: 0;
  height: 56px;
  content: "";
  display: block;
  margin: 0 auto;
  background-size: 100%;
  background-repeat: no-repeat;
}
.color input{ background-color:#f1f1f1;}
.files:before {
  position: absolute;
  bottom: 29px;
  left: 55px;  pointer-events: none;
  width: 84px;
  right: 0;
  height: 24px;
  content: var(--content-var);
  display: block;
  margin: 0 auto;
  color: #2b91ff;
  font-weight: 600;
  text-transform: capitalize;
  text-align: center;
  background: #ffffff;
}

.alert-error {
  color: #78261f;
  background-color: #fadbd8;
  border-color: #f8ccc8
}
.popover .popover-arrow {
  position: absolute;
  display: block;
  width: 1rem; 
  height: 0.5rem; 
}

.popover .popover-arrow::before,
.popover .popover-arrow::after {
  position: absolute;
  display: block;
  content: "";
  border-color: transparent;
  border-style: solid;
}

.bs-popover-top > .popover-arrow {
  bottom: -0.5rem;
}

.bs-popover-top > .popover-arrow::before {
  bottom: 0;
  border-width: 0.5rem 0.5rem 0;
  border-top-color:  rgba(0,0,0,.2); 
}

.bs-popover-top > .popover-arrow::after {
  bottom: 1px; 
  border-width: 0.5rem 0.5rem 0;
  border-top-color: #fff; 
}

.bs-popover-end > .popover-arrow {
  left: -0.5rem;
  width: 0.5rem;
  height: 1rem;
}

.bs-popover-end > .popover-arrow::before {
  left: 0;
  border-width: 0.5rem 0.5rem 0.5rem 0;
  border-right-color:  rgba(0,0,0,.2); 
}

.bs-popover-end > .popover-arrow::after {
  left: 1px;
  border-width: 0.5rem 0.5rem 0.5rem 0;
  border-right-color: #fff;
}

.bs-popover-bottom > .popover-arrow {
  top: -0.5rem;
}

.bs-popover-bottom > .popover-arrow::before {
  top: 0;
  border-width: 0 0.5rem 0.5rem 0.5rem;
  border-bottom-color:  rgba(0,0,0,.2); 
}

.bs-popover-bottom > .popover-arrow::after {
  top: 1px;
  border-width: 0 0.5rem 0.5rem 0.5rem;
  border-bottom-color: #fff;
}

.bs-popover-start > .popover-arrow {
  right: -0.5rem;
  width: 0.5rem;
  height: 1rem;
}

.bs-popover-start > .popover-arrow::before {
  right: 0;
  border-width: 0.5rem 0 0.5rem 0.5rem;
  border-left-color: rgba(0,0,0,.2);
}

.bs-popover-start > .popover-arrow::after {
  right: 1px;
  border-width: 0.5rem 0 0.5rem 0.5rem;
  border-left-color: #fff; 
}

.badge-outline {
  color: #4e73df;
  border: 1px solid #999;
  background-color: transparent;
}