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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!">
+ g6 m2 G! \6 c+ V& O% R - Label for your tooltip
) j5 q. D" ?8 [7 V - </span>
复制代码CSS代码: - .tooltip-toggle {( H3 }' L5 h! n) s! t
- cursor: pointer;
' z6 H0 h# p- j( A5 _" R - position: relative;
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- .tooltip-toggle svg {
+ v9 W; j4 g0 N8 n# C) \4 G+ h - height: 18px;8 q+ u% V, o& T% K# S) @/ ~6 n
- width: 18px;, {3 t+ B: {2 Z
- padding-right: 0.5rem;& e. ?+ H7 {: s d, I9 A
- }
' |3 z1 G" I, v+ O; B/ [8 d3 p - .tooltip-toggle::before {# u- x, K& e* e5 v: p+ o0 J
- position: absolute;: ~5 _6 h( P& g& |! `
- top: -80px;
2 s5 b- J+ m- v$ ` - left: -80px;/ |2 o2 a1 t1 Q/ p
- background-color: #2B222A;7 M Q, a2 {: x
- border-radius: 5px;
4 C; g" _! y5 M& V - color: #fff;: j5 T- d* h/ v& o' a
- content: attr(data-tooltip);" d) A9 o. ^) q( ]" m
- padding: 1rem;) g+ t% i5 |+ Z0 m3 ?* X
- text-transform: none;: Q: b' w' W3 w
- -webkit-transition: all 0.5s ease;
. d' J( o. z- i1 U. E( k - transition: all 0.5s ease;4 e* @) a. \0 ~4 m
- width: 160px;
* P v. J7 o5 F5 M1 H6 w @ - }0 U3 e/ D' Z: b! v% }
- .tooltip-toggle::after {* ^$ M) a ^4 @$ Z; a! ^& V3 V
- position: absolute;
/ A& W6 I7 `0 I0 U, D! ` - top: -12px;
% s% Y1 j2 o6 E8 F - left: 9px;
% \2 o, d* k+ ?3 M; A- i3 w - border-left: 5px solid transparent;2 {$ ^, |; @: Z; }& q, i
- border-right: 5px solid transparent;# C8 E- v1 b5 y( f; Q8 h
- border-top: 5px solid #2B222A;
- J* |2 h9 J& f: n% i2 p9 t - content: " ";
7 F7 x6 ~9 n2 Z, d6 e% M# a - font-size: 0;
5 J6 f/ l2 z- ~4 C+ _' ~9 s, [ - line-height: 0;
/ H( x' u; H/ v" C3 F# g W% ^ - margin-left: -5px;( G. o, R* n; K$ c
- width: 0;5 H; o i: y6 Y( A& x% d
- }+ W' K) X* S( c( V: b
- .tooltip-toggle::before, .tooltip-toggle::after {' ]5 I6 B' G, I5 W% G
- color: #efefef;5 C: R) l9 |9 ^7 n8 e
- font-family: monospace;
& |; m$ c3 ~* M" Z' U& T - font-size: 16px; @4 M, D8 V* v
- opacity: 0;
: E! w3 ~ u8 P* f4 }9 `; x - pointer-events: none;' f8 h9 ?$ f& P: U
- text-align: center;
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( O8 Z0 _0 h6 e- Z4 y0 K - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
% R4 e0 u z C/ `0 @; s - opacity: 1;5 ` q/ l% H/ `/ `9 o7 B
- -webkit-transition: all 0.75s ease;
+ w; d! d1 M/ i2 v4 p - transition: all 0.75s ease;
0 F7 M2 g' o2 ^+ j7 Z5 A3 v- D - }
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"># o9 f/ A8 I7 ?8 p0 X$ d2 j
- <ul class="nav-items">( M% i) E, s% i1 C: r; X
- <!-- Navigation -->1 J% u/ O6 b$ O# Y
- <li class="nav-item"><a href="#">Home</a></li>. P# o- A4 _$ x4 `$ |* ~
- <li class="nav-item"><a href="#">About</a></li>
2 S8 l9 M) t! P! ^0 n% j3 x - <li class="nav-item"><a href="#">Contact</a></li>
; T7 o) L3 [# Z% k/ w! p3 H% u - <!-- Dropdown menu -->
2 r* Q& O& f3 w0 W4 _ - <li class="nav-item nav-item-dropdown">- i. S, b7 L* G- N2 B8 [
- <a class="dropdown-trigger" href="#">Settings</a>7 s7 b$ W# {* c
- <ul class="dropdown-menu">
* E; T. ]' V4 Y: @+ \/ ] - <li class="dropdown-menu-item">5 l" Z* E% [) Q3 M, `6 e" Z
- <a href="#">Dropdown Item 1</a>. G$ q9 }. m& s4 f' c
- </li># d5 p4 w$ s" N. }( c8 X
- <li class="dropdown-menu-item">
+ P: e. U5 ~1 D. U0 _$ [ - <a href="#">Dropdown Item 2</a>
i, u& U$ d. O7 ~, f$ G/ Z - </li>
* m, S$ B$ {2 l0 Q3 G( F4 Q8 B - <li class="dropdown-menu-item">
) A/ {: k. h* S4 a' X - <a href="#">Dropdown Item 3</a>
9 n% o$ D1 o: {% m, J2 G* t - </li>! K# s; g- u" O
- </ul>
- P/ v2 f& H- m" x5 G5 Y - </li> [0 L- L2 V+ u4 H/ z- Q T9 ?
- </ul>
6 P6 m: }8 B. g. Q - </div>
复制代码对应的CSS代码如下: - .nav-container {
' ?$ {9 N R- R1 d" _ - background-color: #fff;
# e. v: L, W- i! q - border-radius: 4px;
' p; K: f4 q# k& U: D - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% @2 Z' S# U& f) i
- padding: 1em;9 O6 y( i h; e, Z- j; j
- border: 1px solid #eee;
1 J; f, R6 [7 h Q - display: block;! ^" M9 H$ I( o/ V/ H
- max-width: 400px;
8 P3 `# G: `$ P G" R, W - margin: 0 auto;4 Z8 O3 r1 n$ g; u9 o
- text-align: center;& ?) M/ P A6 W/ @" ]; Z' M( C7 `
- }0 ~( i4 T5 s! H: d8 b, F
- ul,
+ o% o# O. s, R- K - li {
. w/ J/ B& H% P. l( V8 ^& A - list-style: none;
! [ H; ~2 M. a6 F6 X% r - -webkit-padding-start: 0;
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- a {
7 V/ T3 ?' F' R- F, H - text-decoration: none;! {: @) }4 M) ?! t; U
- color: #ED3E44;
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- .nav-item {
7 s4 f& Q# |2 Z5 q, e4 N# A, o - padding: 1em;
$ @% l/ J" _5 h2 S7 t9 k - display: inline;
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- .nav-item-dropdown {: k r- z9 T$ {+ K
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
; R& s5 G; s3 `2 F7 ~- M } - display: block;) Q" }. r5 w/ b' E2 t2 a
- opacity: 1;* ^2 s! e8 N1 I
- }
. D7 x; Q2 d2 H - .dropdown-trigger {6 f2 T& [- q9 h% l: G+ ?( a# |6 |: \0 Y
- position: relative;: p1 E4 s C# a( g
- }
# u: r& p, y& Y$ |: Z- K: Y - .dropdown-trigger:focus + .dropdown-menu {( n5 p/ w# Q9 q3 b$ [
- display: block;
- u7 ]; Q6 p8 j - opacity: 1;8 @) G+ l+ ^0 {: x
- }5 F% K( f+ R3 P: B! j' D5 J
- .dropdown-trigger::after {% O# ], E, b' M! p5 f$ u& L- e
- content: "›";
- ~% x) _/ ^$ N - position: absolute;
! \% t+ R$ \3 I- O - color: #ED3E44;
& m3 t4 v6 J6 P, R - font-size: 24px; a. n, U! D3 i2 j
- font-weight: bold;8 K( e/ M: y, d$ ? {: l5 C
- -webkit-transform: rotate(90deg);$ G% A+ ?# O, s5 M# h8 p
- transform: rotate(90deg);3 D. c) W1 m1 E. H
- top: -5px;
4 M; C# K* _9 z" p - right: -15px;8 m- v2 J, M2 y2 w& k% ]
- }* i% n- Q: `* h0 w& k8 R+ h
- .dropdown-menu {$ s H8 b6 R( p, D3 I6 H6 v
- background-color: #ED3E44;& v( W- F2 G, ?
- display: inline-block;4 Q$ z% ?# w1 H$ N
- text-align: right;& H7 }, \6 n( X7 y1 E
- position: absolute;
. R; e- \1 f1 d0 i7 @ w ]! ] - top: 2.5rem;
: r7 h9 S" l9 Y3 C! j - right: -10px;
" g* C5 f7 q+ s J5 [ - display: none;4 A1 f' t% L# o( `
- opacity: 0;
+ L' p& R5 ]6 I2 |5 I$ K - -webkit-transition: opacity 0.5s ease;
- h- `/ Q' }6 d2 f9 r - transition: opacity 0.5s ease;
# m% ~0 U; M; } - width: 160px;
, Z9 ~$ d3 g7 H( K( ~ K - }
& d. @: ~/ R& [" N1 F7 k - .dropdown-menu a {% [+ A; x! i& Q& x8 d T& S6 b
- color: #fff;
/ W1 s& Y* u4 v- k; U - }
& r! C- Y+ y6 H" ], t M - .dropdown-menu-item {+ _) i5 H* h$ Q! X
- cursor: pointer; o3 [+ A, L# e8 P/ ]. I- Z. g
- padding: 1em;* ?. k2 g& @5 |; k
- text-align: center;2 C- Q3 v. G8 N( d. [$ H
- }: g( H& {8 \1 u0 U( \" |3 [3 B
- .dropdown-menu-item:hover {
' v9 k: B/ ]! I* H4 n! ~% t - background-color: #eb272d;$ y, Z( \0 m, d. |) W
- }
复制代码 9 O7 R% s' j- F, V7 w3 O$ @
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
6 h$ E4 b, _ b" S- y0 {: y, `( | - <!-- Checkbox toggle -->
: V; q2 L0 c1 k6 e - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
& Z. f1 f9 B$ W0 U- P, b# W6 g - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>' f/ l% w; x0 |- F, M% v( I% i2 f
- <!-- Content to toggle from www.mfbuluo.com-->
% T# c( \ Y* [. r7 f9 K - <div role="toggle" class="toggle-content">
( H; |8 J5 X) G; P - BA-NA-NA-NA!' S4 [* } f/ n0 I0 V
- </div>+ M9 @( U2 H) }7 Y+ P: ^
- </div>
复制代码CSS代码内容如下: - .toggle {
. ^5 b& C" h$ [5 A - margin: 0 auto;' _& b* V$ |; A/ Q3 C7 j, c7 ?7 Y
- max-width: 400px;/ O5 Q1 |( Q; Z$ N' {2 ]( f K
- }- g! j3 B( T: g1 \
- .toggle-label {1 Q' |0 O3 c' ?& Z
- font-size: 16px;
+ r& c" b/ }5 X5 ? - background: #fff;
+ p5 ?: y0 E% k9 q - padding: 1em;* h" G1 s l, _
- cursor: pointer;
7 s% H3 V9 s8 }7 ]: A0 D) V7 R - display: block;. P+ l3 {% U( s- f t" ^
- margin: 0 auto 1em;
/ p+ x/ Y; g& m8 U7 ~% F, g4 @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 I+ f# a& D+ O0 s2 x - border-radius: 4px;
H: P) \7 Q$ n; d' Z - }& q7 j6 Z. j' A
- .toggle-label:after {. R/ ~+ _1 E# {& c
- color: #ED3E44;
2 I1 S0 [- j1 ]8 r! `. D( F; U - content: "+"; k0 Q! Y0 U3 }6 \ e$ p! d
- float: right;5 q2 @/ K, [6 q7 L- x: z
- font-weight: bold;
" K% ]! ] \" f& W$ T" p3 N - }/ ]4 X/ A6 X5 T2 W. \: F
- .toggle-content {5 k0 H$ E- E, R
- color: #B0B3C2;
/ b4 o& Q7 q" Q% E) t - font-family: monospace;
5 y7 C4 X4 d* }7 X9 ~$ G" Q - font-size: 16px;
$ V! q1 a! n0 }9 o& T) q9 `; L - margin-bottom: 1.5em;8 F! s# Z7 t. v- E5 k9 E5 v
- padding: 1em;
8 x9 H% h; H k$ O - }- n9 E* ^! B/ y7 U0 D+ u x Y
- .toggle-input {
- q; \( i3 b9 x$ {/ Q1 K - display: none;
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- .toggle-input:not(checked) ~ .toggle-content {
( j1 U+ W# E! C) K - display: none;
2 b, R* d# E9 s0 B! Z Y' V. o- U - }# e: ~( y7 R+ E: c! r, [ _
- .toggle-input:checked ~ .toggle-content {
* \7 M# R7 v5 z& d2 w! \5 W4 P - display: block;0 v$ @7 a! u8 [. e& ?
- }
( K* s% d, q$ G: u( u6 k" q - .toggle-input:checked ~ .toggle-label:after {0 P6 K' b. P# m0 q( i( |( d
- content: "-";5 i. F2 t5 Z) W' S: i2 I. X
- }
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