html {
    box-sizing: border-box;
    font-family: 'Karla';
    font-size: 16px;
}

h4, h3, p {
    margin: 0;
}

*, *:after, *:before {
    box-sizing: inherit;
}

body {
    background-color: aliceblue;
}

/* LAYOUT AND BACKGROUND COLOUR */

.container {
    width: 600px;
    height: 400px;
    margin-top: 100px;
    margin-left: auto;
    margin-right: auto;
    border-radius: 5px;
    overflow: hidden;
    box-shadow: 2px 3px 7px 0px rgba(0, 0, 0, 0.35);
}

.top-box {
    height: 46%;
    background-color: white;
    padding-right: 30px;
    padding-bottom: 30px;
}

.bottom-box {
    display: flex;
    height: 54%;
}

.top-box, .bottom-box {
    width: 100%;
}

.left-box {
    background-color:#2ab2af;
}

.right-box {
    background-color: #29b9b5;
    font-size: 0.82rem;
}

.left-box, .right-box {
    flex: 50%;
    color: white;
    height: 100%;
    padding-right: 30px;
}


/* STYLING TEXTS */

h3, #para, #heading {
    margin-left: 30px;
}

.top-box > h3 {
    color: #20c0c0; 
    padding-top: 30px;
}

.top-box > #heading {
    color: #d0eb36;
    padding-top: 15px;
    font-weight: bold;
}

.top-box > #para {
    color: #babbbd;
    padding-top: 10px; 
    line-height: 25px;
    font-size: 0.94rem;

}

.left-box > h4 {
    margin-left: 30px;
    padding-top: 30px;
    margin-bottom: 0px;
}

.left-box > p {
    margin-left: 30px;
}

.pricing {
    display: flex;
}

.pricing > h2, .pricing > p {
    margin-left: 30px;
    width: fit-content;
    margin-top: 20px;
    margin-bottom: 10px;
}

.pricing > p {
    margin-left: 10px;
    margin-top: 25px;
    font-weight: 200;
    opacity: 0.8;
}


button {
    background-color: #d0eb36;
    border: none;
    width: 90%;
    height: 33px;
    border-radius: 5px;
    margin-top: 20px;
    margin-left: 30px;
    color: white;
    padding-top: 10px;
    padding-bottom: 25px;
    font-family: inherit;
    box-shadow: 2px 3px 7px 0px #00000059;
    outline: none;
}

button:hover {
    cursor: pointer;
    background-color: #a8c213;
    transform: scale(1.05);
}

.right-box > #why-us {
    margin-left: 40px;
    padding-top: 30px;
}

ul {
    list-style-type: none;
    line-height: 18px;
    font-weight: 200;
    opacity: 0.8;
}

/* MOBILE RESPONSIVENESS */
 @media(max-width: 660px) {
   .container {
       width: 100%;
       height: auto;
    }
    .top-box{
        height: auto;
    }
    .bottom-box, .left-box, .right-box {
        display: block;
    }

    .left-box, .right-box {
        height: auto;
        padding-bottom: 30px;
    }

    .right-box {
        padding-bottom: 10px;
    }
 }