*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}
.container{
    width: 100%;
    height: 100vh;
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url(./images/background.jpg) no-repeat;
    background-size: cover;
    background-position: center;
}
header{
    width: 100%;
    height: 10vh;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}
.center{
    width: 100%;
    height: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}
.contents{
    width: 400px;
    height: auto;
    padding: 2em;
    background: #f6f9fc;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    border-radius: 5px;
}
.input-button{
    display: flex;
    align-items: center;
    padding: 0 0 0.5em 0;
}
.input-button input{
    width: 260px;
    height: 40px;
    border: none;
    outline: none;
    padding: 0 0.5em;
    box-shadow: 0 2px 4px rgb(50 50 93 / 10%);
    font-size: 16px;
}
.input-button button{
    width: 40px;
    height: 40px;
    background: rgb(62 127 232);
    border: none;
    outline: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}
.input-button button img{
    height:30px;
}
.btn-remove{
    background: #f94348;
    width: 40px;
    height: 40px;
    border:none;
    outline: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: absolute;
    right: 0;
}
.btn-remove img{
    height: 30px;
}
.items li{
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 300px;
    height: 40px;
    padding: 0 0.5em;
    background: #fff;
    box-shadow: 0 2px 4px rgb(50 50 93 / 10%);
    position: relative;
    margin: 0 0 0.5em 0;
}
.contents p{
    color: #f94348;
    padding: 0 0 0.5em 0;
}
.remove-list{
    transform: translateX(-300%);
    transition: 0.4s;
}
/* All Buttons */
button {
    box-shadow: 0 2px 4px rgb(50 50 93 / 10%);
}