/* Load kalpurush font */
@font-face {
    font-family: 'Kalpurush';
    src: url('../../fonts/kalpurush/kalpurush.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    unicode-range: U+0980-09FF; /* Bangla */
}

body {
    font-family: 'DM Sans', 'Kalpurush', sans-serif;
    font-weight: 400;
    font-style: normal;
    font-variant-ligatures: common-ligatures discretionary-ligatures historical-ligatures contextual;
    font-variant-caps: normal;
    font-size: 16px;
}

.lesson-content-parent li a {
    border-bottom: 1px dashed #eee;
}

.lesson-content-parent li {
    border: none;
}

ul.lesson-content li {
    position: relative;
    margin-left: 25px;
}

ul.lesson-content li img {
    display: none;
}

/* Circle node */
ul.lesson-content li::before {
    content: '';
    width: 20px;
    height: 20px;
    background: #fff;
    border: 3px solid #ccc;
    border-radius: 50%;
    position: absolute;
    left: -30px;
    top: 10px;
    z-index: 2;
}

/* Vertical line */
ul.lesson-content li::after {
    content: '';
    position: absolute;
    left: -21px;
    top: 20px;
    width: 1px;
    height: 100%;
    background: #ccc;
    z-index: 1;
}

/* Remove line after last item */
ul.lesson-content li:last-child::after {
    display: none;
}

#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    text-align: center;
    z-index: 999999;
}
.preloader-icon {
    width: 110px;
    height: 80px;
}
.loading-bar {
    width: 120px;
    height: 3px;
    margin-top: 0;
    position: relative;
    overflow: hidden;
    background: #e5e7eb;
}
.loading-bar::before {
    content: "";
    width: 35px;
    height: 3px;
    background: #2e2e2e;
    position: absolute;
    left: -34px;
    -webkit-animation: bluebar 1.5s infinite ease;
    animation: bluebar 1.5s infinite ease;
}
@keyframes bluebar {
    0% {
        left: -34px;
    }
    50% {
        left: 96px;
    }
    100% {
        left: 120px;
    }
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    background: linear-gradient(360deg,rgba(42, 123, 155, 0) 0%, rgba(255, 255, 255, .5) 100%);
    width: 100%;
    height: 100%;
    z-index: -1;
}