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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!"> n+ ^6 d/ g+ F
- Label for your tooltip
! c/ g, G( ^( `0 ]0 l z - </span>
复制代码CSS代码: - .tooltip-toggle {( D* I4 W/ ~5 L3 a9 L! l: z
- cursor: pointer;
9 g# I9 {% u$ P% ~ - position: relative;
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- .tooltip-toggle svg {
! l; L% \. I* e' V, ]9 N2 d C - height: 18px;
* B) ~, A/ V' V& G: U& Y8 @+ u4 v - width: 18px;# }* F+ o* R: @ `1 ~
- padding-right: 0.5rem;+ m" y7 K5 A! Y. j
- }
+ }9 I3 c/ t- W0 w) u& C - .tooltip-toggle::before {1 z: P7 p3 t0 [3 L; K
- position: absolute;+ W" L8 s5 W1 j* L' U5 A
- top: -80px;
- p0 d) o) S; C5 _+ [ - left: -80px;) o- p+ y ?- A7 s5 i2 Z& a; ]1 r
- background-color: #2B222A;
; k3 J0 j( M- F, e& z: a# T - border-radius: 5px;, U2 K' X) l1 e6 N5 H+ o
- color: #fff;
4 o) S' t* q& p: O5 N - content: attr(data-tooltip);
# P; Q( @9 |9 p( j; g) Y/ ~ - padding: 1rem;
0 w4 a! O9 h7 H$ m) X3 B6 v - text-transform: none;
% `1 z9 E% b; _# ]' N! G. x W/ h - -webkit-transition: all 0.5s ease;2 F. E R8 c( M' q, i* k* J
- transition: all 0.5s ease;
$ O% {0 S9 q) m8 J. L - width: 160px;9 [" A! D* A6 k' x" j
- }, l& u" A |( {; D
- .tooltip-toggle::after {9 b2 F6 @" ]* f! y; x# E
- position: absolute;2 o& H( J9 u& P- g# z" _% d
- top: -12px;6 u5 a! f, o' r
- left: 9px;; N- e$ ]( X7 u! f# Y5 j, }
- border-left: 5px solid transparent;4 P# d, i. I ?( \9 L, S& k# g6 c
- border-right: 5px solid transparent;& c# p7 Q0 s0 f2 E
- border-top: 5px solid #2B222A;
$ f8 K6 ~4 b0 D6 o, J8 x. T- c - content: " ";
3 h# ]1 r% H+ B1 C# T, m" j - font-size: 0;
% A# `5 C* ]/ _, P - line-height: 0;) [6 ^+ B4 V& ^: B/ v- F- x
- margin-left: -5px;
, G" ?: o L/ R8 h# A* C - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
2 ?) ?2 ]1 w: S1 L! W$ C - color: #efefef;
( f% K! [2 p, w, ?+ F - font-family: monospace;
. I$ n3 Q9 ]. s; y, R1 `# J0 f: M, j - font-size: 16px;
, }+ W. _4 a; I# _ n) i3 n9 g [ - opacity: 0;0 W8 b' ]6 x) z" N+ S: E: F
- pointer-events: none;
; ?2 F( a; h8 V - text-align: center;0 ~9 I# x5 ?& M. o, C
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
, ~' O0 k: j0 T! n - opacity: 1;' `* @; k! ~5 i; G
- -webkit-transition: all 0.75s ease;, T; N( v: m/ `. q
- transition: all 0.75s ease;' E5 v, c. T- b$ j
- }
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">9 [& s- j" z2 f4 c* o0 y& p
- <ul class="nav-items">
# |4 g: P. J+ i5 V - <!-- Navigation -->5 y: |4 W7 Z: b, r y6 W1 U3 K+ d
- <li class="nav-item"><a href="#">Home</a></li>5 e2 F% W. {; |: d5 ^
- <li class="nav-item"><a href="#">About</a></li>6 ?+ I' `; L0 F4 a- R4 S
- <li class="nav-item"><a href="#">Contact</a></li>
+ W* W y6 j$ V$ ]! o - <!-- Dropdown menu -->
* d/ L3 j- V% ] - <li class="nav-item nav-item-dropdown">% ^1 e C) D7 D5 u
- <a class="dropdown-trigger" href="#">Settings</a>
) j- O! _( ~# ~' Y* F$ p - <ul class="dropdown-menu">1 _& k7 D* K' ]
- <li class="dropdown-menu-item">
3 N3 J6 J4 m A4 _; }4 `* N% y - <a href="#">Dropdown Item 1</a>
7 M: G9 t9 }5 _* G6 Z - </li>0 x6 J4 a4 z- u
- <li class="dropdown-menu-item">) n j: F' S) ^ r& l5 h
- <a href="#">Dropdown Item 2</a>! {7 w, ?0 K2 g
- </li>
$ O* _7 S& @" }5 i# O4 Q+ ? - <li class="dropdown-menu-item">; _/ X1 _/ j* r+ |7 }+ r3 x
- <a href="#">Dropdown Item 3</a>7 T4 _: z& N9 z5 L
- </li>
1 |- O. V- ^% o. e - </ul>
5 B6 Z* w: A0 M6 o/ x! K - </li>
2 ~* h5 l$ s6 m! u% F - </ul>
8 u ~5 b+ ~- R. i - </div>
复制代码对应的CSS代码如下: - .nav-container {2 L/ O" |% u1 [+ k% a+ j: o
- background-color: #fff;. s9 _% p3 I6 t& g$ q% r, I
- border-radius: 4px;( W- h5 ?; J( t! ^
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% z+ X4 e6 V! A2 C( V. X - padding: 1em;) ~9 n6 O3 g- Z& I7 A* c
- border: 1px solid #eee;: u# c f6 K) E" k! `% g
- display: block;" M6 q& U# z* d
- max-width: 400px;
- O/ l! E2 k4 S' L+ ? - margin: 0 auto;- r, L# W; Q" |! F9 e+ Q k
- text-align: center;9 P e, a9 z( Y1 F0 {) `
- }
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- li {# w2 ]# G) D+ A* m, N5 l
- list-style: none;
2 ?7 V5 y) l) t; d/ A6 T - -webkit-padding-start: 0;8 u0 Y' b% z& W; i% R% @$ q4 m
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- a {7 ?8 ]* G9 k7 V/ N
- text-decoration: none;& _" K6 C: d& Z. X! I$ V6 m
- color: #ED3E44;
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; D+ n! T1 {0 a1 u5 @6 e) W5 g* _ - .nav-item {- u- }0 R; \% \
- padding: 1em;) G: n% c: g8 P" `0 r
- display: inline;
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- .nav-item-dropdown {
+ m9 m( x4 Z& V, l6 L0 g - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {0 M( d: W% e$ {5 I
- display: block;
0 p- A" {$ W4 L( ?% ^ - opacity: 1;
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6 G# Y3 L6 s3 P' A+ n$ b0 z0 v. y l; k - .dropdown-trigger { D6 x( k, ~9 o2 P
- position: relative;
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7 F. s# s- [( Q% X5 z, L5 G - .dropdown-trigger:focus + .dropdown-menu {' ~5 L7 B: L+ k. c1 I
- display: block;+ a0 J6 r0 t! i# C. S
- opacity: 1;( [. {0 R0 s7 G* c: u4 r m; s5 ~, O# [
- }
/ H& H. u# D8 h/ c - .dropdown-trigger::after {/ _) _. t# q/ D& D2 t* q
- content: "›";
) a' y8 B' r5 Y: y3 n; P - position: absolute;
, U8 S- Y5 a9 D& G+ x+ q" O6 r6 n - color: #ED3E44;7 j9 u7 Q* F5 Z8 H7 A$ X5 Q
- font-size: 24px;: F3 I9 |5 }$ c
- font-weight: bold;
. X" `. O5 Z* T8 w8 a - -webkit-transform: rotate(90deg);
, P, D' S1 }: _" b$ L: K7 N - transform: rotate(90deg);
9 b, l/ P5 e6 n% t - top: -5px;
" @; f7 g) D( ?0 ?% k% n: C - right: -15px;0 K. \6 j' ], K6 y/ R. `
- }
! @. [) V' t8 S5 Y - .dropdown-menu {
$ Y9 \' I2 w1 a8 a' T+ I - background-color: #ED3E44;! G1 d+ g7 y8 B/ x& z+ \1 j
- display: inline-block;
9 r; s2 C5 |( W3 j' w6 n* U9 _6 q - text-align: right;
. C3 Z# D. v D. y$ l0 j8 ` - position: absolute;- S% `$ F0 P* c! I! @; n' d
- top: 2.5rem;
8 z* ? v) y/ R, ?9 E - right: -10px;+ E) m& `5 M- F# f9 e
- display: none;6 X3 d# ~+ j9 z9 ?% e# I
- opacity: 0;
$ s% g! y `+ w - -webkit-transition: opacity 0.5s ease;
# N8 [, a0 L0 x" T/ H - transition: opacity 0.5s ease;
& C# j4 C, K$ X+ K) L - width: 160px;% @, t! j f U" P* [' y
- }' e+ v g9 P7 {& z6 \0 V
- .dropdown-menu a {# b y' \& u( K, G5 m! H: W
- color: #fff;: I Z- X8 g6 f- d# v, Y
- }
( J, L" {% m* \7 s+ A( O( E. _ - .dropdown-menu-item {; Y% o2 A x8 H. P
- cursor: pointer;
1 S4 K5 m' l( r F - padding: 1em;
2 I/ g" [+ X" g; B - text-align: center;
. c# X C5 @# ] - }1 e3 k0 Y" ^, j. E
- .dropdown-menu-item:hover {: O; O E# N( e/ h6 P: F, r
- background-color: #eb272d;
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复制代码
" n8 w' D! q- h5 h; ]可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
6 a) O2 g$ x0 s1 y- Z - <!-- Checkbox toggle -->. U! j; K) W) |' m, P: h2 c0 c
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">; q( ]! a3 ]: }' y
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>* j$ f0 e7 L9 C5 b, o4 ^7 ]
- <!-- Content to toggle from www.mfbuluo.com-->
* p$ K$ o$ P- w" I( Z - <div role="toggle" class="toggle-content">) U. n0 z l9 \/ S7 [
- BA-NA-NA-NA!, a6 g1 ?" A+ U2 D1 x
- </div>
3 v+ ~8 v( e% s9 E - </div>
复制代码CSS代码内容如下: - .toggle {4 W e+ Z/ l; K
- margin: 0 auto;: |5 n) R( W- K! d! w) v1 |* x
- max-width: 400px;+ f# U- q0 s( O% `/ u0 X
- }4 U8 Q' Z" |5 I3 y) B) b
- .toggle-label {
: S8 ]6 C4 p1 v9 [% k - font-size: 16px;
. |" I3 }$ e" [+ Z* O5 L. ?4 T - background: #fff;
- q! B C; N9 T- j1 F" c - padding: 1em;
0 J) d0 t$ A4 Y; J" f$ x: T) ?" v - cursor: pointer;
; i, X6 r' m/ g" D: H - display: block;
! O2 |' P F% Z1 F7 p( M s6 ^ - margin: 0 auto 1em;' _/ @% f5 z0 {( J6 h j/ M
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 c! Q- Q/ |, Y+ ^; q - border-radius: 4px;
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- .toggle-label:after {0 p8 ]# g" U t! e l+ o) V
- color: #ED3E44;
* r& ~( R: n! a) v" } - content: "+";
; o q: X8 V% d! q b5 a% v - float: right;
. x; Z2 D# W2 D1 V5 Q" X0 y - font-weight: bold;# U+ @3 [8 n: V+ B2 F! t
- }
) C! Q8 H0 V% x$ @ - .toggle-content {- R7 {0 Q9 p% _4 @
- color: #B0B3C2;; H* `6 G! W' S" [6 S. J
- font-family: monospace;
( l3 c5 r* Q; ^ - font-size: 16px;& p: W7 D' r8 w
- margin-bottom: 1.5em;
' d4 n, m5 v) H, ^0 ~ - padding: 1em;
5 D; n' A# U0 b% A% t - }! P2 ?0 B6 w4 V2 q& E
- .toggle-input {
. k6 F3 H& N7 P - display: none;
" B* x- X5 _: G7 X( `" l$ S b3 N - }/ G! J& w2 U0 e' b8 R; O
- .toggle-input:not(checked) ~ .toggle-content {
! r4 q; |4 t- k% J, C - display: none;0 d# q8 L) G- N& y
- }
; s1 Q- n& e! ] - .toggle-input:checked ~ .toggle-content { u' q) j4 N7 G$ u% ^2 f1 }
- display: block;
* ?' }/ N+ `! H - }
; c6 c% `" I% s1 H/ B - .toggle-input:checked ~ .toggle-label:after {! @( w- [; ~; ]1 d3 D P: M( t
- content: "-";
; _7 H, k7 S9 E$ m) d - }
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