* {
    /* border: 0; */
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: #f0f2f5;
}

.top {
    display: flex;
    justify-content: space-between;
    min-height: 60px;
    width: 100%;
    height: 7vh;
    background-color: rgb(255, 255, 255);
    box-shadow: 0px 0px 5px rgb(156, 156, 156);
}

.top_logo {
    height: 100%;
    font-size: 25px;
    padding: 0 1.5rem;
}

.top_logo a {
    color: #4d4d4d;
    text-decoration: none;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.top_logo img {
    height: 75%;
    margin-right: 10px;
}

.show_time {
    text-decoration: none;
    margin-right: 2rem;
    color: #686868;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.listbox {
    margin: 50px auto 0 auto;
    width: 40%;
    font-size: 16px;
    color: #3a3a3a;
}

.doing,
.done {
    margin: 10px auto 50px auto;
}

.doing li,
.done li {
    border-bottom: 1px solid;
    padding: 8px 3px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 10px 0;
}

.done li {
    opacity: .5;
    text-decoration: line-through;
}

.doing i,
.done i {
    color: #3a3a3a;
}

.doing p,
.done p {
    width: 100%;
    padding: 0 10px;
    display: flex;
    justify-content: left;
}

.inputtodo {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    margin: 30px 0;
}

.inputtodo input {
    height: 40px;
    width: 90%;
    padding: 0 10px;
    border-radius: 10px 0 0 10px;
    border: 1px solid;
    font-size: 1.1rem;
    outline: none;
}

.inputtodo a {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 40px;
    text-decoration: none;
    color: #3a3a3a;
    width: 10%;
    border: 1px solid;
    border-radius: 0 10px 10px 0;
    border-left-width: 0;
}

.listtitle {
    padding-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.listtitle h1 {
    font-size: 1.7rem;
}

.listtitle span {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 25px;
    height: 25px;
    background-color: rgb(105, 179, 240);
    border-radius: 50%;
    color: white;
    font-weight: bold;
}

.setwindow {
    display: none;
    border-radius: 1em;
    color: rgb(88, 88, 88);
    position: absolute;
    margin-left: -300px;
    left: 50%;
    top: 20%;
    height: 400px;
    width: 600px;
    background-color: rgb(255, 255, 255);
    box-shadow: 0px 8px 8px rgb(199, 199, 199);
}

.setwindow i {
    cursor: pointer;
    position: absolute;
    right: 0;
    margin: 1em;
    font-size: 1.5em;
}

.setmusic {
    /* border: #3a3a3a 1px solid; */
    padding-left: 3em;
    margin-top: 4em;
}

.setmusic td {
    padding: 5px 20px;
    /* border: 1px solid #000; */
}

.setmusic tr {
    display: inline-block;
}

footer {
    position: fixed;
    bottom: 0;
    text-align: center;
    width: 100%;
    padding: 10px;
}

footer a {
    color: #3a3a3a;
    text-decoration: none;
}

@media screen and (max-width:1600px) {
    .listbox {
        width: 50%;
    }
}

@media screen and (max-width:1300px) {
    .listbox {
        width: 55%;
    }
    .inputtodo input {
        width: 85%;
    }
    .inputtodo a {
        width: 15%;
    }
}

@media screen and (max-width:1100px) {
    .listbox {
        width: 60%;
    }
    .inputtodo input {
        width: 83%;
    }
    .inputtodo a {
        width: 17%;
    }
}

@media screen and (max-width:800px) {
    .listtitle h1 {
        font-size: 1.5rem;
    }
    .show_time {
        font-size: 2rem;
    }
    .listbox {
        width: 65%;
    }
    .inputtodo input {
        width: 80%;
    }
    .inputtodo a {
        width: 20%;
    }
    footer a {
        font-size: 12px;
    }
    .setwindow {
        margin-left: -175px;
        height: 400px;
        width: 350px;
    }
    .setmusic tr {
        display: table-row;
    }
}

@media screen and (max-width:400px) {
    .inputtodo input {
        width: 75%;
    }
    .inputtodo a {
        width: 25%;
    }
    .listbox {
        width: 80%;
    }
    .show_time {
        font-size: 1.7rem;
        margin-right: 1rem;
    }
}