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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!">
# Z, ~) d$ p: D8 d - Label for your tooltip
0 ]" Y! D5 {9 X2 g+ x1 K+ V1 b - </span>
复制代码CSS代码: - .tooltip-toggle {
; A' F, }5 T/ z V5 o A# u. F - cursor: pointer;; j. G% [5 {0 S
- position: relative;
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$ O# w8 U# i% O0 b - .tooltip-toggle svg {) b/ z* [7 r% s2 _8 x S4 K4 m# ^0 I
- height: 18px; T u; c8 N0 i
- width: 18px;
5 E! X' _# @* T& `! j8 I: L - padding-right: 0.5rem;: N1 X0 C; X4 a, ^: N% i7 I% t9 X
- }+ S% l' ^! x& N: T9 S, x# H4 u
- .tooltip-toggle::before {* x: ~. H1 V5 j8 N* [# g
- position: absolute;
3 A/ C- L4 g7 z/ z9 Z/ t4 z0 l O% u* s - top: -80px;
4 E& u$ f: g7 I8 l8 O/ W* a: v2 G - left: -80px;
8 L4 x# ?# h4 {; ?6 y" k0 y - background-color: #2B222A;
9 L4 K$ u ]/ W% o) s1 h - border-radius: 5px;
9 u! b4 W: X5 \6 u; v - color: #fff;; ]% W& c) d: F" G& B1 D- p
- content: attr(data-tooltip);
7 Z; r0 K9 h; `' b% B7 f E# O - padding: 1rem;) x" Y$ ]! B& K; L, R, q9 Y
- text-transform: none;
7 y$ s! B( @, ]4 u; c- z, {9 ] - -webkit-transition: all 0.5s ease;9 i/ O7 d" E7 F7 ]
- transition: all 0.5s ease;+ [/ J9 L7 j% k e! d' H8 t
- width: 160px;( m+ K$ k0 G3 X8 a* h. ]# P. Y( N
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- .tooltip-toggle::after {. @* z( d: ^# W; Z6 c4 S# W
- position: absolute;
$ I8 e$ `1 W" n - top: -12px;
* i9 h8 [1 b+ ^! E$ D Y - left: 9px;" `: M- A3 d/ b3 k+ P3 p
- border-left: 5px solid transparent;
0 k" T. Z; L& Y% u; ` - border-right: 5px solid transparent;' Z2 z$ i" p) [' o: z
- border-top: 5px solid #2B222A;% `3 e8 G- _6 X" e% r$ |$ I" O
- content: " ";
6 E( V% ]$ M4 f9 Z# L. f, n - font-size: 0;7 l& C: j; l$ L8 n7 I$ L
- line-height: 0;
' \* G8 n" j4 m* x* Y& { - margin-left: -5px;& [- e% k, H- ?$ r9 ]
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {' u9 o- X# k. o, L
- color: #efefef;
0 R/ Z6 s* f, h+ w' u" K1 [0 N - font-family: monospace;% A0 x( v5 o3 P
- font-size: 16px;7 N0 i, a# e* @# w
- opacity: 0;6 G" H) `+ }& u1 _3 ?
- pointer-events: none;/ } h( \( r; a3 o! W
- text-align: center;
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. ?0 D3 \5 [' a- ~1 a - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {- t+ A0 Y! D- A3 z) ^' b" |* g' {
- opacity: 1;
4 @( \% K; L, K8 {" m - -webkit-transition: all 0.75s ease;
' T3 a1 }$ A( P& P& h. J - transition: all 0.75s ease;
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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">" z# h) y! t! X$ h b8 O
- <ul class="nav-items">
9 L- A) Z" X7 f9 o5 `$ j5 z - <!-- Navigation -->- w( m- w+ q0 b* i
- <li class="nav-item"><a href="#">Home</a></li>
+ A4 j4 _' Q# { - <li class="nav-item"><a href="#">About</a></li>$ e. z8 S. x/ ^# A! r' n
- <li class="nav-item"><a href="#">Contact</a></li>
* P3 }$ u# e0 O3 K. m - <!-- Dropdown menu -->& n- E! |0 k; k7 r3 @
- <li class="nav-item nav-item-dropdown">/ I8 a$ ^9 u4 t
- <a class="dropdown-trigger" href="#">Settings</a>* }$ o2 c3 Y8 ?6 B! y
- <ul class="dropdown-menu">+ y v* Z( ~$ C! u
- <li class="dropdown-menu-item">0 l9 h; j" _; G/ E4 C- D% B" h2 P
- <a href="#">Dropdown Item 1</a>
* t: E9 R( U+ b8 s* s5 H4 J. Y - </li>1 w7 l: Z9 y$ m' H- c8 b' X
- <li class="dropdown-menu-item">/ F& }7 M* \4 G
- <a href="#">Dropdown Item 2</a>* S5 l$ Z7 k+ o
- </li>% Y, E. Y, ]/ z6 }4 B
- <li class="dropdown-menu-item"> I+ F5 R% l- N( w+ E- b/ H
- <a href="#">Dropdown Item 3</a>* u! F) F4 R0 p8 q
- </li>0 G2 O4 Q% e2 [9 M! G) M6 Y
- </ul>
+ I( }( m! {. Z: M: _/ O) V. T J0 X - </li>
7 K# U- m( P/ W }7 d - </ul>
$ Z: h/ ^: j# Q- A* i - </div>
复制代码对应的CSS代码如下: - .nav-container {- K8 _* M7 y0 Z) H4 ]& ?
- background-color: #fff;' n+ h. J( `6 E) \8 F; k5 ^; q
- border-radius: 4px;
' O( V$ F ?3 X1 \9 m9 a! z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 z: Z; e' e* S0 L$ y - padding: 1em;
" z/ N: S! l* O2 H- U0 x2 F3 m - border: 1px solid #eee;
; w" @2 p4 t4 f. {/ G - display: block;
: s/ T6 S! {( I+ k$ R - max-width: 400px;% X+ E1 @! A5 Q& ^9 {
- margin: 0 auto;
* }# e% d- O7 |6 T) [ - text-align: center;& r, F3 M( j* {/ n; r
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- ul,
/ Z5 L6 `) ^0 W& p+ g- ~ - li {
0 v0 w+ [1 {+ U/ b) r! o; O; X - list-style: none;. W* F1 g; X2 i! U( A; Y- u: b+ i
- -webkit-padding-start: 0;" }6 [% ^6 B& P# F+ N- A8 C
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- a {! ` E+ v# ^* P( p4 O
- text-decoration: none;
9 H M# G5 @+ Y9 Z - color: #ED3E44;$ e! q- r4 q& W7 i
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- .nav-item {4 N" x7 h- [$ @6 J+ x
- padding: 1em;# R7 J% V$ o: Z9 g. F) d% ^
- display: inline;" ]4 T% ^# x) ~ }/ g& g0 \
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- .nav-item-dropdown {. p+ q. }3 ~5 b( [0 h
- position: relative;- C8 ~. p9 B4 j: v
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- .nav-item-dropdown:hover > .dropdown-menu {
! [: U3 d. o7 s - display: block;/ D2 V0 N* T* p- c8 P7 }. R' {
- opacity: 1;
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- .dropdown-trigger { ~7 b- s) _3 B
- position: relative;
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; z7 Z( G5 D& `% M. @- U - .dropdown-trigger:focus + .dropdown-menu {
2 Y9 ?- H v+ A+ M& A; k+ \( V9 X8 b( ] - display: block;- K8 y( {: j, C0 j7 c
- opacity: 1;
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- .dropdown-trigger::after {8 A; C6 y2 M+ _* _$ R: {
- content: "›";: b" l: G: d% {2 F
- position: absolute;
/ u* Y" \5 i5 h( P9 o - color: #ED3E44;
. P) l Q+ e% ]; ]. p - font-size: 24px;: X# o, x$ a1 {# Q* j
- font-weight: bold;
8 W) ?2 `5 ^7 r - -webkit-transform: rotate(90deg);
4 i4 i1 ?9 v: |3 _8 Z - transform: rotate(90deg);
8 P; X: f, M! K) t! w! E - top: -5px;
! i0 o$ y2 W0 R/ h) B' X8 [ - right: -15px;
7 ?, v* l: J! M# k; w6 R - }
4 P8 P' L9 c6 ^" ?/ i, p - .dropdown-menu {5 F, p! Y: a) }0 I/ r: z
- background-color: #ED3E44;
; t2 t) {2 c$ m: `" G8 I; j3 \ - display: inline-block;+ g# b/ m S( |4 \) D4 \. c
- text-align: right;
$ @ k* p; B9 t) |- n7 Q/ ]' N - position: absolute;
" h7 Y( l C5 C- W$ y - top: 2.5rem;- ^1 P" A8 E: U5 e( c& Z
- right: -10px;
# s3 g1 v3 V9 \4 d) l - display: none;
6 {5 o! m; O3 X1 N& M; C - opacity: 0;$ E: b# P& G- W' d
- -webkit-transition: opacity 0.5s ease;3 V" z, W H) c% R5 C
- transition: opacity 0.5s ease;
% ?1 W* r1 y! [5 a" e# ~ - width: 160px;( m; \! |" z, v9 \: w8 Z
- }
7 l K, Z& t, _ - .dropdown-menu a {
* m m& P; |9 H, K - color: #fff;
* J7 j# X2 _. g - }
: ?1 p/ r7 Q! V/ y Z8 K - .dropdown-menu-item {
) j* F7 ?8 g g - cursor: pointer;
+ y0 c3 k V& D a# A5 N4 }' U/ P - padding: 1em;- e0 e/ c" \* y0 g4 T$ R, p3 f) F6 X8 ~0 c
- text-align: center;
! j* X: b% ?7 X$ v - }
! Q9 c) m; {: B* a+ d' k - .dropdown-menu-item:hover {/ I; V9 v. c+ x3 y% K5 O* _3 t* Z& @
- background-color: #eb272d;
" r# l3 ?0 Q% O+ o$ [2 m - }
复制代码 # d' o! E I/ e/ D0 Q* O, }8 {/ {* T
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
. M& ?' `) y3 ~1 [# B, i - <!-- Checkbox toggle -->
3 _5 f2 K% ]/ Y; @6 ~6 h - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">9 E" K' ?* l; g
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
- S& }- I' ?7 G w* A6 j% L- n- I2 } - <!-- Content to toggle from www.mfbuluo.com-->
# r) Y6 }, a) q9 @ - <div role="toggle" class="toggle-content">7 s3 J$ Q, z- n- P0 S% e- @" N
- BA-NA-NA-NA!* \, x: q4 x7 q R
- </div>
' n* ~6 y& t9 l( t1 n' x - </div>
复制代码CSS代码内容如下: - .toggle {
9 O8 U. r- z. `" h5 z6 u) T - margin: 0 auto;* D/ }$ r9 V, Z" s* n$ a
- max-width: 400px;
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- .toggle-label {
8 `$ E+ D$ C' u0 b) |/ G - font-size: 16px;
/ X2 M( H/ X) e# u8 ?' C4 T - background: #fff;: b9 i, n. e5 l# @7 |# p; I
- padding: 1em;/ D! ]4 g+ J( v
- cursor: pointer;2 R8 N, H+ A& {) r1 m
- display: block;$ ]* J5 U8 R q' ]: Q& r
- margin: 0 auto 1em;" `( U7 D. n% t. `
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: X: V! {9 {2 I. T - border-radius: 4px;
- P+ ?: Y( _# y& y - }6 _7 O/ u# ]* R1 L; G' |2 ?) |
- .toggle-label:after {* X: w6 H6 v( q
- color: #ED3E44;
4 Y+ L8 x K' ?* u - content: "+";- \* g* G/ m2 c, H
- float: right;
# {% k" T) n1 Z9 c/ z - font-weight: bold; N! u: O6 F2 i
- }; Z3 Z+ ]/ t, s" v; J I
- .toggle-content {
; w1 q; N7 P0 ~ - color: #B0B3C2;& u" j: U" o1 D$ X' W% J
- font-family: monospace;
Y, r" o" y9 R4 s2 b - font-size: 16px;
1 d/ N, W1 B2 t7 y$ w- x+ V0 ~ - margin-bottom: 1.5em;6 P7 M5 k9 s6 R" X g1 ^
- padding: 1em;
5 i ]+ K4 M+ ` - }
7 F) p0 T) j2 D7 G# z5 G" X8 a - .toggle-input {
6 C' ~$ _/ p( L& |$ D - display: none;
! }9 _% u' }- P1 v4 K( V - }
6 ]. q2 M* K. l' T - .toggle-input:not(checked) ~ .toggle-content {
/ X9 H$ U6 Y( v8 K* w! \* l - display: none;2 s# \4 |$ D; ~8 {( c1 I# n# C
- }
" S$ ]3 ^6 W& E# J - .toggle-input:checked ~ .toggle-content {/ T V6 f; j# {* K
- display: block;
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- .toggle-input:checked ~ .toggle-label:after {
2 L! C, ]0 i: M: q# H n - content: "-";
9 ~* m: i( E8 k6 q: V3 L1 Q( ^ - }
复制代码 $ u( N- v/ H# q5 m6 z* d- ^2 r
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