.custom-control-label {
    position: relative;
    margin-bottom: 0;
    vertical-align: top
}

    .custom-control-label::before {
        position: absolute;
        top: .25rem;
        left: -1.5rem;
        display: block;
        width: 1rem;
        height: 1rem;
        pointer-events: none;
        content: "";
        background-color: #fff;
        border: #adb5bd solid 1px
    }

    .custom-control-label::after {
        position: absolute;
        top: .25rem;
        left: -1.5rem;
        display: block;
        width: 1rem;
        height: 1rem;
        content: "";
        background: 50%/50% 50% no-repeat
    }

.custom-checkbox .custom-control-label::before {
    border-radius: .25rem
}

.custom-checkbox .custom-control-input:checked ~ .custom-control-label::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='8' height='8' viewBox='0 0 8 8'%3e%3cpath fill='%23fff' d='M6.564.75l-3.59 3.612-1.538-1.55L0 4.26l2.974 2.99L8 2.193z'/%3e%3c/svg%3e")
}

.custom-checkbox .custom-control-input:indeterminate ~ .custom-control-label::before {
    border-color: #007bff;
    background-color: #007bff
}

.custom-checkbox .custom-control-input:indeterminate ~ .custom-control-label::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4' viewBox='0 0 4 4'%3e%3cpath stroke='%23fff' d='M0 2h4'/%3e%3c/svg%3e")
}

.custom-checkbox .custom-control-input:disabled:checked ~ .custom-control-label::before {
    background-color: rgba(0,123,255,.5)
}

.custom-checkbox .custom-control-input:disabled:indeterminate ~ .custom-control-label::before {
    background-color: rgba(0,123,255,.5)
}

.custom-radio .custom-control-label::before {
    border-radius: 50%
}

.custom-radio .custom-control-input:checked ~ .custom-control-label::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='-4 -4 8 8'%3e%3ccircle r='3' fill='%23fff'/%3e%3c/svg%3e")
}

.custom-radio .custom-control-input:disabled:checked ~ .custom-control-label::before {
    background-color: rgba(0,123,255,.5)
}

.custom-switch {
    padding-left: 2.25rem
}

    .custom-switch .custom-control-label::before {
        left: -2.25rem;
        width: 1.75rem;
        pointer-events: all;
        border-radius: .5rem
    }

    .custom-switch .custom-control-label::after {
        top: calc(0.25rem + 2px);
        left: calc(-2.25rem + 2px);
        width: calc(1rem - 4px);
        height: calc(1rem - 4px);
        background-color: #adb5bd;
        border-radius: .5rem;
        transition: transform .15s ease-in-out,background-color .15s ease-in-out,border-color .15s ease-in-out,box-shadow .15s ease-in-out
    }

@media(prefers-reduced-motion: reduce) {
    .custom-switch .custom-control-label::after {
        transition: none
    }
}

.custom-switch .custom-control-input:checked ~ .custom-control-label::after {
    background-color: #fff;
    transform: translateX(0.75rem)
}

.custom-switch .custom-control-input:disabled:checked ~ .custom-control-label::before {
    background-color: rgba(0,123,255,.5)
}

.custom-select {
    display: inline-block;
    width: 100%;
    height: calc(1.5em + 0.75rem + 2px);
    padding: .375rem 1.75rem .375rem .75rem;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #495057;
    vertical-align: middle;
    background: #fff url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='4' height='5' viewBox='0 0 4 5'%3e%3cpath fill='%23343a40' d='M2 0L0 2h4zm0 5L0 3h4z'/%3e%3c/svg%3e") right .75rem center/8px 10px no-repeat;
    border: 1px solid #ced4da;
    border-radius: .25rem;
    appearance: none
}

    .custom-select:focus {
        border-color: #80bdff;
        outline: 0;
        box-shadow: 0 0 0 .2rem rgba(0,123,255,.25)
    }

        .custom-select:focus::-ms-value {
            color: #495057;
            background-color: #fff
        }

    .custom-select[multiple], .custom-select[size]:not([size="1"]) {
        height: auto;
        padding-right: .75rem;
        background-image: none
    }

    .custom-select:disabled {
        color: #6c757d;
        background-color: #e9ecef
    }

    .custom-select::-ms-expand {
        display: none
    }

    .custom-select:-moz-focusring {
        color: rgba(0,0,0,0);
        text-shadow: 0 0 0 #495057
    }

.custom-select-sm {
    height: calc(1.5em + 0.5rem + 2px);
    padding-top: .25rem;
    padding-bottom: .25rem;
    padding-left: .5rem;
    font-size: 0.875rem
}

.custom-select-lg {
    height: calc(1.5em + 1rem + 2px);
    padding-top: .5rem;
    padding-bottom: .5rem;
    padding-left: 1rem;
    font-size: 1.25rem
}

.custom-file {
    position: relative;
    display: inline-block;
    width: 100%;
    height: calc(1.5em + 0.75rem + 2px);
    margin-bottom: 0
}