@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@700&display=swap');
body{
    background: hsl(185, 41%, 84%);
    font-family: 'Space Mono', monospace;
}
.header{
    margin: 3% 0 0 45%;
}
h2{
    color: hsl(183, 100%, 15%);
    margin-bottom: -20px;
    letter-spacing: 15px;
}
.container {
    background-color: hsl(0, 0%, 100%);
    color: hsl(0, 0%, 50%);
    width: 70%;
    height: 20%;
    margin: 4% 11%;
    border-radius: 20px;
    padding: 30px 50px;
    display: grid;
    grid-template-columns: 50% 50%;
    column-gap: 25px;
}
.card:nth-child(even){
    background-color: hsl(183, 100%, 15%);
    border-radius: 10px;
    color: hsl(0, 0%, 100%);
    padding: 40px;
}
input {
    font-family: 'Space Mono', monospace;
    width: 90%;
    height: 30px;
    font-size: 24px;
    margin: -15px 0 20px 0;
    color: hsl(183, 100%, 15%);
    border: none;
    background-color: hsl(189, 41%, 97%);
    cursor: pointer;
    padding-right: 10px;
    caret-color: hsl(172, 67%, 45%);
}
input[type="text"] {
    text-align: right;
}
input::placeholder {
    color: hsl(184, 14%, 56%);
}
input:focus{
    outline: none;
    border: 2px solid hsl(172, 67%, 45%);
}
.error {
    color: hsl(0, 94%, 49%);
    position: absolute;
    margin: -45px 0 0 25%;
    display: none;
}
.input-error {
    border: 2px solid hsl(0, 94%, 49%);
}
.icon {
    width: 12px;
    height: 15px;
    position: absolute;
    margin: -45px 12px;
}
.dollar {
    background: url('./images/icon-dollar.svg') center no-repeat;
    background-size: 100% 100%;   
}
.people {
    background: url('./images/icon-person.svg') center no-repeat;
    background-size: 100% 100%;   
}
.tip-container {
    display: grid;
    grid-template-columns: 130px 130px 130px;
    column-gap: 20px;
    text-align: center;
    row-gap: 20px;
    margin-bottom: 40px;
}
.tip {
    background-color: hsl(183, 100%, 15%);
    font-size: 24px;
    border-radius: 10px;
    cursor: pointer;
    padding: 8px;
    color: hsl(0, 0%, 100%);
}
.tip-input{
    width: 130px;
    height: 53px;
    margin: 0 -65px;
    border-radius: 10px;
    position: absolute;
}
.tip-input::placeholder{
    font-size: 24px;
    text-align: center;
    color: hsl(186, 14%, 43%);
}
.tip:hover {
    background-color: hsl(172, 68%, 61%);
    color: hsl(0, 0%, 0%);
}
.tip-selected {
    background-color: hsl(172, 67%, 45%);
    color: hsl(0, 0%, 0%);
}
h5 {
    margin-top: -20px;
    color: hsl(186, 14%, 43%);
}
button {
    margin-top: 120px;
    width: 100%;
    height: 47px;
    font-family: 'Space Mono', monospace;
    font-size: 24px;
    background-color: hsl(172, 67%, 45%);
    cursor: pointer;
    text-transform: uppercase;
    color: hsl(183, 100%, 15%);
    border: none;
    border-radius: 10px;
}
button:hover {
    background-color: hsl(172, 68%, 61%);
}
.label {
    display: grid;
    grid-template-columns: 25% auto;
}
.amount {
    font-size: 40px;
    margin-top: 10px;
    text-align: right;
    color: hsl(172, 67%, 45%);
}
.card {
    overflow-x: auto;
}
.attribution { font-size: 11px; text-align: center; position: fixed; bottom: 0; width: 100%;}
.attribution a { color: hsl(228, 45%, 44%); }
@media only screen and (max-width: 376px) {
    .container {
        display: block;
        margin: 4% 0;
        width: 90%;
        padding: 20px;
        border-radius: 20px 20px 0 0;
    }
    .header{
        margin: 3% 0 20% 35%;
    }
    .tip-container {
        margin-left: 5%;
        grid-template-columns: 130px 130px;
        margin-bottom: 40px;
    }
    .card:nth-child(even){
        color: hsl(0, 0%, 100%);
        padding: 10px 20px;
    }
    button {
        margin-top: 10px;
    }
    .error {
        margin-left: 47%;
    }
}