html, body {
    padding: 0;
    margin: 0;
    font-family: 'PingFang SC', 'Microsoft YaHei';
    font-weight: 100;
    height: 100%;
}
body {
    background-color: #fff;
    overflow: hidden
}
body * {
    box-sizing: border-box;
}
main {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    flex-direction: column;
}
input,
button {
    border: none;
    padding: 1vw 2vw;
    outline: none;
    font-size: 2vw;
    color: #333;
    font-weight: 100;
}
button {
    background: #ce4040;
    color: #fff;
}
input {
    color: #ce4040;
    width: 40vw;
    font-size: 1.5vw;
}

.logo {
    margin-bottom: 8vh;
    text-align: center;
    position: relative;
}
.logo svg {
    height: 15vh;
    width: auto;
    margin-bottom: 2vh;
}
.logo h1 {
    background: #ce4040;
    margin: 0;
    padding: 1vh 4vh;
    font-weight: 100;
    font-size: 3vh;
    color: #fff;
    border-radius: 1vw;
}
.logo::before {
    content: '';
    width: 0;
    height: 0;
    border: 2.5vh solid #ce4040;
    border-left-color: transparent;
    border-right-color: transparent;
    border-top-color: transparent;
    position: absolute;
    bottom: 5vh;
    left: calc(50% - 2.5vh);
}
.input {
    border-radius: 1vw;
    overflow: hidden;
    /* box-shadow: 0 0 20px 2px rgb(218, 179, 179); */
    display: flex;
    border: 1px solid #ce4040;
}

.result {
    transform: translateY(100vh);
    margin-top: 5vh;
    transition: transform .5s ease-in-out;
}
.result.show {
    transform: translateY(0);
}
.result a {
    font-size: 5vh;
    color: #ce4040;
}

@media (max-width: 800px) {
    body {
        background: #f5f5f5;
    }
    .input {
        width: 100vw;
        flex-direction: column;
        border-radius: 0;
        border-right: 0;
        border-left: 0;
    }
    input,
    button {
        font-size: 4vh;
        width: 100vw;
        padding: 1vh 2vh;
    } 
}