.container {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 100%;
    height: 100vh;
}
/* header */
.container header {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 50px;
    background-color: #26b887;
    color: white;
}
/* main */
.container main {
    display: flex;
    flex-direction: column;
    justify-content: baseline;
    align-items: center;
    width: 100%;
    height: 100%;
}

main img {
    margin-top: 135px;
    height: 80px;
}
main .exit-btn {
    margin-top: 50px;
    width: 160px;
    height: 50px;
    background-color: #26b887;
    border-radius: 2px;
    color: white;
    font-size: 16px;
    text-align: center;
    line-height: 50px;
}

/* tab-bar */
.container .tab-bar {
    display: flex;
    height: 50px;
    width: 100%;
}
.container .tab-bar .tab-item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    flex: 1;
    font-size: 12px;
    color: #7d7e80;
    text-align: center;
    padding: 5px 0;
}
.container .tab-bar .tab-item img {
    width: 25px;
    height: 25px;
}
.container .tab-bar .active{
    color: #26b887;
}