header h1 {
	font-family:math;
}

.pattern--left-down {
    height: 320px;
}

.text-center {
	text-align: center;
}

ul {
    list-style: none;
    padding: 0;
}
li::before {
    content: "\2714"; /* Unicode checkmark */
    color: green;
    margin-right: 8px;
}
.separator {
    width: 20%;
    height: 2px;
    background: linear-gradient(to right, #4caf50, transparent);
    margin: 10px auto;
    margin-bottom: 1rem;
    border-radius: 2px;
}

@media screen and (max-width: 640px) {
    .span-half {
        flex-basis: 100%;
        max-width: 100%;
    }
    .main .pb3, .main .pt3 {
        padding-top: 0;
        padding-bottom: 0;
    }
    .info-image {
        padding-top: 2rem;
    }
    p {
        font-size: 1.2;
    }
    .h3, h3 {
        font-size: 1.5rem;
    }
}