.calculate_area{
    min-height: 75vh;
    margin-top: 40px;
    
}

.area_para{
    font-weight: bold;
    font-size: 20px;
}

.triangle_options{
    display: block;
    margin: auto;
    padding: 25px;
    margin-bottom: 10px;
    font-weight: bolder;
    background: linear-gradient(to right, #f64f59, #c471ed, #12c2e9);
    height: 6rem;
    border-radius: 10px;
    cursor: pointer;
}


.show_error{
    font-size: large;
    font-weight: bold;
    color: red;
}

@media screen and (min-width: 360px) {
    .triangle_options{
        width: 100%;
    }
}


@media screen and (min-width: 768px) {
    .triangle_options{
        width: 50%;
    }
}