body{
    display: flex;
    min-height: 100vh;
}
.leftNavigation{
    padding-left: 20px;
    width: 380px;
    text-align: left;
    background-color: #87cefa;
    color: #fff;
}
.content{
    padding-left: 25px;
    flex: 1;
    background-color: #f0f8ff;
    text-align: left;
    margin-left: 10px;
}

.P1{
font-family:'ヒラギノ角ゴ ProN W3';
}

.box01 p {
    overflow: hidden;
}

.do2 {
 padding-left: 50px;
 }