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

body {
    display: flex;
    align-items: center;
    justify-items: center;
    min-height: 100vh;
    background-color: #f0f0f0;
}

.main-container {
    display: flex;
    width: 100%;
    flex-wrap: wrap;
    margin: 10px;
    gap: 10px;
    font-weight: 17px;
    font-family: sans-serif;
    color: #fff;
}

.main-container > div {
    flex: 100%;
}

.sub-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    width: 100%;
}

.navbar {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 50px;
    background: #000;
    border-radius: 10px;
}

.side-bar {
    flex:1;
    background: green;
    
}

.container {
    flex: 4;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    
}

.container > div {
    flex: 100%;
}

p {
    
    font-size: 18px; 
}
.main {
    min-height: 450px;
    background: rgb(8, 8, 138);
}

.content {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    /*width: 100%;*/
}

.content1,
.content2,
.content3 {
    min-height: 300px;
    background: gray;
    flex: 1;
    border-radius: 3px;
}

.footer {
    flex: 100%;
    min-height: 50px;
    background: rgb(188, 19, 47);
}

.side-bar,
.main,
.content > div {
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 5px;
}

/* Mobile Breakpoints */

/* Tablet or small devices (up to 768px) */
@media only screen and (max-width: 768px) {
    .sub-container {
        flex-direction: column; 
    }

    .side-bar {
        min-height: 50px;
    }

    
}

/* Mobile devices (up to 550px) */
@media only screen and (max-width: 550px) {
    .content>div{
        flex: 100%;
    }
    .content1,
    .content2,
    .content3 {
        min-height: 180px;
    }
   
   
}