.bmi-section {
    display: flex;
    flex-flow: column;
    align-items: center;
    padding-right: 20px;
    padding-left: 20px;
}

.bmi-section > ul {
    margin: 0;
}

.bmi-section .nav-item a {
    color: #222 !important; 
    text-decoration: none !important;
}

#bmiForm {
    margin: auto;
    width: 640px;
}

#bmiForm .row .col-md-6 {
    margin-bottom: 12px;
}

.activity-level {
    display: flex;
    justify-content: space-between;
    gap: 10px;
}

.bmi-indicator {
    position: relative;
    width: 100%;
}

.bmi-result_pane {
    position: relative;
    width: 100%;
    height: 240px;
}

.bmi-result_indicator {
    position: relative;
    height: 90px;
}

.bmi-result {
    position: absolute;
    top: 0;
    left: -65px;
    background-color: rgb(139, 195, 74);
    width: 130px;
    color: white;
    padding: 12px;
    border-radius: 12px;
}

.bmi-result .value {
    font-weight: bold;
}

.bmi-result .arrow {
    bottom: -8px;
    content: " ";
    display: block;
    position: absolute;
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 10px solid #8bc34a;
    left: 55px;
}

.bmi-categories {
    margin-top: 64px;
    display: flex;
    justify-content: space-between;
}

.bmi-category_range {
    position: relative;
    width: 20%;
    background-color: #ffc107;
    height: 8px;
}   

.bmi-category_range .value {
    margin-top: -60px;
}

.bmi-category_range .weight {
    position: absolute;
    bottom: -60px;
    right: 0;
    text-align: center;
    transform: translate(50%, 0);
}

.bmi-category_range:nth-child(2) {
    background-color: #8bc34a
}

.bmi-category_range:nth-child(3) {
    background-color: #ffa726
}

.bmi-category_range:nth-child(4) {
    background-color: #ef6c00
}

.bmi-category_range:nth-child(5) {
    background-color: #c62828
}

.bmi-result_summary {
    display: flex;
    justify-content: space-around;
    margin-top: 12px;
    padding: 18px 12px;
    border-radius: 12px;
    background: #e1e1e1;
}

.calorie-intake {
    margin: 24px;
    display: flex;
    justify-content: space-between;
    gap: 24px;
}

.calorie-intake > div {
    flex: 1;
    padding: 12px;
    border: 1px solid #e1e1e1;
    border-radius: 12px;
}

.calorie-intake > div .title {
    font-weight: bold;
}

@media screen and (min-width: 769px) {
    .bmi-result_pane {
        left: 0 !important;
    }
}

@media screen and (max-width: 768px) {
    .bmi-section > ul {
        width: 100%;
    }

    #bmiForm {
        width: 90%;
    }

    .activity-level {
        display: grid;
        grid-template-columns: auto auto;
    }

    .bmi-result_pane {
        width: 1000px;
        margin-left: -50px;
    }

    .bmi-result_summary {
        flex-direction: column;
    }

    .bmi-result_summary > div {
        margin: 6px auto;
    }

    .calorie-intake {
        flex-direction: column;
        margin: 0;
    }

@media (max-width: 768px) {
    .form-check {
        display: block;
        width: 100%;
    }
}