*{
    padding: 0;
    margin: 0;
    font-family: Helvetica, Arial, sans-serif;
    box-sizing: border-box;
}
h1{
    text-align: center;
    color: #2E2D62;
    padding: 40px;
    font-size: 2.2em;
}
h1 span{
    color: #FFB85C;
}
.container{
    width: 490px;
    margin: 60px auto 0;
    padding: 50px;
    background: #2E2D62;
    color: #fff;
    font-size: 1.3em;
    border-radius: 30px;
}
.flex{
    display: flex;
    justify-content: space-between;
}
.txt{
    padding: 5px 10px;
    font-size: 0.9em;
    border-style: none;
    margin: 0 0 20px 0;
    font-weight: 500;
    width: 140px;
    border-radius: 2px;
}
.calculate{
    background: #FFB85C;
    border-style: none;
    padding: 5px 10px;
    font-size: 1em;
    font-weight: 400;
    margin-left: 140px;
    margin-top: 10px;
}
.calculate:hover{
    cursor: pointer;
    background: #E8A854;
}