*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body{
    background-color: #2e86de;
}

.main{
    background-color: #ecf0f1;
    width: 50%;
    height: auto;
    margin: 100px auto;
    padding: 85px 50px 150px 50px;
    border-radius: 5px;
}

header h1{
    font-weight: 500;
    font-size: 40px;
    text-align: center;
}

.box1 , .box2{
    display: inline-block;
    width: 49%;
    padding: 40px 20px;
}

.box1 h3, .box2 h3{
    font-size: 15px;
    font-weight: 500;
    color: red;
    padding: 10px;
}

input{
    width: 100%;
    font-size: 20px;
    padding: 10px 14px;
    border-radius: 5px;
    border: none;
    outline-color: #F79F1F;
    
}

.formula header{
    background-color: #ff9f43;
    padding: 5px 10px;
    display: inline-block;
    margin-left: 20px;
}

.formula .main-formula{
    display: inline-block;
    margin-left: 25px;
}