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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">8 S- d) |8 W5 \8 n8 Q
- Label for your tooltip
/ a O! ]; \8 G) ?9 X - </span>
复制代码CSS代码: - .tooltip-toggle {5 c; b+ V* M1 T- t2 h/ q
- cursor: pointer;, f. M4 @3 j# x8 k+ |5 X- k7 W% R1 I+ W
- position: relative;
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- .tooltip-toggle svg {5 e! |' W% R( Q9 b7 y$ K
- height: 18px;2 Q) ?* d. z7 y4 {% C9 `
- width: 18px;
8 E, w" s8 ~4 g) q H3 t# o - padding-right: 0.5rem;; i: \1 ^' ?- V1 b2 I' [- o
- }, H3 R0 Q6 o8 h8 z" J) f
- .tooltip-toggle::before {
, [3 }. n9 r2 w0 ]. n0 o - position: absolute;
2 ?" y3 X) m- z - top: -80px;
. [& k- R! y8 `& g - left: -80px;5 d# a# _8 |8 j+ m; E
- background-color: #2B222A;
/ a2 q) K' S. m, A8 u6 _7 g; b - border-radius: 5px;
1 ^! N B( h4 y5 T1 G - color: #fff;
7 `, j( { \# g - content: attr(data-tooltip);6 h- w! t% p- V7 t H" m8 z
- padding: 1rem;2 M( e8 x6 |1 N$ U- u/ o
- text-transform: none;( n: u+ u7 u( ~5 Z2 P" I% r" ^8 W
- -webkit-transition: all 0.5s ease;+ e& G- Z. l/ B7 Q4 u
- transition: all 0.5s ease;' K* g% M8 B$ j0 T/ u4 G% y, l& r
- width: 160px;& h' ^; c% V! z3 s( k
- }
) l' {* f' d5 i8 U$ s! S |% K+ j - .tooltip-toggle::after {7 ~- o9 A; E8 [
- position: absolute;# k0 p' U8 ~6 I$ q2 B
- top: -12px;/ |& P" b6 e) A
- left: 9px;
( ~/ X, n2 W F4 ]; x4 Z - border-left: 5px solid transparent;) d8 @, ^- {% u: g5 j8 j3 G
- border-right: 5px solid transparent;
2 Y1 u( F; [7 f1 w& R! T - border-top: 5px solid #2B222A;
" E. y8 l0 G) ~0 Y! L6 d4 t - content: " ";) { U! ~2 X; V3 ~( e& \
- font-size: 0;
+ s2 d; _; q4 R+ q3 S - line-height: 0;7 q+ q% U$ ^" M$ A/ f
- margin-left: -5px;
+ c( `2 i$ j& k9 b+ ` - width: 0;" {4 l- H3 N( Q# X( f
- }2 E$ l+ D) p/ |+ P0 d
- .tooltip-toggle::before, .tooltip-toggle::after {
8 b; i8 O/ E- | - color: #efefef;
8 k* a7 D8 K+ c8 y - font-family: monospace;) F* r* b5 ]8 k) J6 X0 _
- font-size: 16px;! A% J1 U+ e% x1 R# q
- opacity: 0;, [5 c/ B/ G, B8 h' {) G" [
- pointer-events: none;+ s1 Q' N2 \+ w b
- text-align: center;
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" c# S0 n0 Y+ g' ` - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {* d8 ?- p5 G% y4 `
- opacity: 1;$ g* x" ]9 b) i4 j3 L4 w
- -webkit-transition: all 0.75s ease;, `/ C4 X9 X6 W+ H* ~* |6 \
- transition: all 0.75s ease;1 K4 ?4 x# k, B
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">+ s& X' |& J/ F" d( {
- <ul class="nav-items">
' V( _! w0 |3 t1 ?- m - <!-- Navigation -->
2 H }* y) y# ?6 m' Q - <li class="nav-item"><a href="#">Home</a></li>
3 ]" B7 `7 n* Q% t, J - <li class="nav-item"><a href="#">About</a></li>; ?4 D8 a/ a; ~8 v+ ]# r
- <li class="nav-item"><a href="#">Contact</a></li>( w6 U1 J% v/ ^9 d2 u; H
- <!-- Dropdown menu --> z4 e' \2 p6 Y9 ]- p0 t2 z8 c
- <li class="nav-item nav-item-dropdown">6 P) P' g! S' ~* @0 |+ |
- <a class="dropdown-trigger" href="#">Settings</a>
5 ~3 n/ q; ~7 k% U! s - <ul class="dropdown-menu">
' Y7 R: i* x4 o, } - <li class="dropdown-menu-item">
j- e' M- o5 [ K - <a href="#">Dropdown Item 1</a>% x. ]. `" q1 J7 ?1 g( i d
- </li>3 ^( p! z& G+ z% D/ }$ W6 I- W, I
- <li class="dropdown-menu-item">& K$ c1 u* P, }3 z
- <a href="#">Dropdown Item 2</a>5 ~: Z6 f/ y; [+ q7 n
- </li>
4 s2 i+ s1 G2 e. c - <li class="dropdown-menu-item">+ q. _1 d2 L: s5 [
- <a href="#">Dropdown Item 3</a>
. J# i9 O6 e& C& C0 l - </li>
% g. w0 R+ [1 w5 L4 K$ a - </ul>
1 S* y( P1 L8 F: @: {7 ?- Z- F - </li># g5 J* S9 X) t0 s
- </ul>
$ \4 A$ j5 y5 A b - </div>
复制代码对应的CSS代码如下: - .nav-container {5 O; |& l" u, D+ N% c
- background-color: #fff;5 p$ e/ l! o. E: X" A+ h
- border-radius: 4px;) Y6 n% l/ z7 T; j. F
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) A W* T4 J& i2 H4 V
- padding: 1em;
9 G8 N2 s* P5 X; i) k1 O& a - border: 1px solid #eee; O' B: H- \ @; z
- display: block;! M: k# f" F; i* v0 G6 |
- max-width: 400px;
3 p# Q( M% [/ {% v5 Q: Q0 M! D, r - margin: 0 auto;( i% ]& x) {8 z4 e; q. S
- text-align: center;' o5 }6 f$ F/ C( J' x; u* a7 l; v3 ~9 S- q
- }9 {5 R$ i# e. n9 n6 n9 o
- ul,/ K* o4 ~8 P' L" C; q2 o: B% o
- li {
. c, C& p) g `# B# b/ e - list-style: none;
; l. n0 T1 R# q! ]$ t0 a/ S - -webkit-padding-start: 0;
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- text-decoration: none;$ w1 }* R* k! ], L! t
- color: #ED3E44;0 H3 x6 l. z3 a2 ?
- }
0 ^5 L6 `# d; @" F - .nav-item {
. V T( ^. k* V5 D4 r: x - padding: 1em;
8 y, \. T: @: s. A6 a. U - display: inline;
& [ y9 T/ g9 A/ {+ h. @- S - }
: K9 [- z$ j- C. m4 q' B, U: Y# r7 i - .nav-item-dropdown {: T( T4 w" }0 T6 t- O
- position: relative;
9 i6 a! b' J+ \ - }
6 f. V+ }( M# L4 \& o* K - .nav-item-dropdown:hover > .dropdown-menu {
6 U0 U, o$ D% e- [2 I9 U - display: block;
: w" @* n$ c$ w8 e8 z3 T% ] - opacity: 1;
0 D0 ~( J$ J6 D- d4 L" M/ n! M5 j% Z - }
/ k9 \& N( j/ r( q3 b# I4 a - .dropdown-trigger {
% E5 L6 u q; @, q4 c' u - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
" U( k& K4 D) y7 U' Z0 u$ ]. H - display: block;6 Q& ~* {! g" Z2 W9 V5 v V
- opacity: 1;
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/ i3 U# k9 w* B% a' b) z0 G! D8 _ - .dropdown-trigger::after {, _! E/ e; ]0 r; P7 i
- content: "›";
7 l* O' v6 X( \( x* J# ? - position: absolute;( P+ Y) y: [# B$ V/ M
- color: #ED3E44;4 a- t* s( { l+ |6 E
- font-size: 24px;8 F8 E% j% Z$ d6 H% l! u
- font-weight: bold;1 `$ I! H- H/ o& z
- -webkit-transform: rotate(90deg);! k1 F4 z: W5 X! [' I
- transform: rotate(90deg);
$ g6 g. P1 a7 p6 W5 V8 N - top: -5px;
$ J/ B% e) P0 p, F5 f* h" G - right: -15px;
! W- h. I. i4 } Q/ {) _1 ]# r4 a3 V - }; u4 Q$ l7 x7 G; x( P! u3 ~! \! q
- .dropdown-menu {
2 ]( V4 ~4 C+ m5 I V - background-color: #ED3E44;
8 B+ L* x8 D6 e5 A% } - display: inline-block;
) n! N' h% L' c( K5 M( H - text-align: right;& i6 b2 C- W7 D
- position: absolute;) A5 v! H D8 a
- top: 2.5rem;, W/ ?: F4 {- `) o7 r" t: q
- right: -10px;6 j. U8 m4 c& q) W" w
- display: none;
& v( W, O. h% O" q/ y& P - opacity: 0;" S# a, E/ ^/ X# r+ n' g' s3 ]
- -webkit-transition: opacity 0.5s ease;
2 V" \% y, I" p- R% y9 R - transition: opacity 0.5s ease;; V1 U2 c% ^3 h
- width: 160px;% k* n6 R7 w2 _3 V$ O- E
- }
6 v' h' x% _9 ^- G - .dropdown-menu a {
" {. [/ }1 Q) k$ a4 C% |' O) f9 X - color: #fff;
5 {* n' ]* J4 r; [, G, `1 [ - }
& a/ X t9 W4 [5 G7 V - .dropdown-menu-item {
T7 j+ l2 Y! S' h7 C0 ]1 t F - cursor: pointer;* ?4 l. l2 g" S! m% N( w
- padding: 1em;
H, h1 [9 ~8 h - text-align: center;
7 I4 w8 c* N: x, C - }/ q, m* O) t6 e5 t0 E( ?9 T; K, |
- .dropdown-menu-item:hover {
# q* w# S9 ]3 z& \ - background-color: #eb272d;1 f) s5 v- U, n9 o! ^6 }: e( ` X
- }
复制代码
a4 Y q; h+ I: g* @0 x可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
! X6 i1 y* y* N1 v - <!-- Checkbox toggle --> U4 p3 j5 R# v- t
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
0 a- h' Y$ q5 f8 L+ M }8 q: i - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
8 @9 w9 G+ R; q2 Z9 \7 b8 P' K7 | - <!-- Content to toggle from www.mfbuluo.com-->
7 `! [: C# `7 q' D7 Q8 p: j - <div role="toggle" class="toggle-content">0 _! {+ m; h' R" q9 `& R
- BA-NA-NA-NA!
8 u. D! u$ B- P! W3 c - </div>. y# u/ ^# I& M' w9 P
- </div>
复制代码CSS代码内容如下: - .toggle {
/ @2 Y7 |7 k9 @; j - margin: 0 auto;/ ?8 f7 _/ q; \8 Y5 C4 Y
- max-width: 400px;
. B) k% T I7 R! S - }
- k2 K3 n6 Y6 I! t+ f8 h1 K0 K - .toggle-label {
# ^5 A) W" B' G% [8 N3 M% | - font-size: 16px;8 _- H6 O: C4 v" h' c
- background: #fff;+ ~9 T7 d8 }6 E0 d
- padding: 1em;* k7 T- L" X' S5 s6 E/ X% z& K
- cursor: pointer;
* |7 G, y9 ~) s. D- g2 | - display: block;6 Q5 \4 j4 a0 v1 l& e! R9 u- v" [
- margin: 0 auto 1em;
, O q' z5 L" _9 W/ a - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ x; k& J; |* U - border-radius: 4px;% o5 s& |" U+ a0 a$ Z
- }
3 W9 j6 H* }+ X - .toggle-label:after {
# I1 S7 {! I. Q$ o d+ z - color: #ED3E44;
5 G: m; l/ {9 V& z# d - content: "+";
( e! L) _8 l5 t; ^/ U4 X - float: right;4 o( s4 v, S; z% d& L
- font-weight: bold;3 n4 K6 ^1 }3 ~( R
- }
. j, N. l' K8 W* K - .toggle-content {2 c( W9 j3 @% E
- color: #B0B3C2;+ G7 G! p& X& |8 U% W
- font-family: monospace;! g' G/ Y/ g0 b* l. V2 C+ }& g$ x" _
- font-size: 16px;8 [7 |3 e, T9 Z$ d& Z) N& V
- margin-bottom: 1.5em;* g7 q( c8 f; h9 O7 r2 `# e
- padding: 1em;% a2 H! n8 }1 p. w6 F
- }
$ i: ]. n6 R$ }+ ] - .toggle-input {
; I7 K7 q( ^3 m! V7 s - display: none;
: r; X: N6 d6 a4 A. U2 \8 X7 e! e6 N/ B$ i - }
j$ G5 c& `& y; _4 o - .toggle-input:not(checked) ~ .toggle-content {) ?/ Q- z8 p8 ~8 l/ w
- display: none;5 g: l" M- `! D6 g# D# y
- }4 s# L4 T2 Q8 u3 a
- .toggle-input:checked ~ .toggle-content {: y) T$ u. ~8 C# K1 n9 B
- display: block;8 z9 i4 H4 Y8 t7 q9 u5 N7 D6 W
- }
7 Y& x, T5 h& O( G* f; |% j2 A- e ?" D - .toggle-input:checked ~ .toggle-label:after {
' b1 F3 j( h! }7 @% u" M4 C* z - content: "-";, v& _5 h9 r4 O# `
- }
复制代码 . d5 k% F1 [6 U- P% E
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