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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!">! r0 Y0 j) I# V4 e; d, Z
- Label for your tooltip' Q7 E+ U. P4 O5 E( S
- </span>
复制代码CSS代码: - .tooltip-toggle {9 Z$ e2 S& S7 w8 {
- cursor: pointer;
9 o/ G8 s' ^" J; L - position: relative; l/ K1 l5 }2 U# f Z
- }+ w- F5 a! r+ H1 L* Y. ]
- .tooltip-toggle svg {9 I+ K( C( z6 p1 B
- height: 18px;
: t6 j, P0 e' u/ ~7 [, z& t5 b5 I - width: 18px;
; g: F: s3 Z% Z' i( m: f; H# ^ - padding-right: 0.5rem;" ]- d. I; Z- F
- }; v$ n" C6 F% i) c6 D, j+ N
- .tooltip-toggle::before {
9 X: q+ b/ C, r+ d8 h% ] - position: absolute;
2 [- s! Z3 R0 k& K9 U" _' u& i - top: -80px;# a- i, n' p" [2 m
- left: -80px;) R4 Q! l2 k, b m ]8 O
- background-color: #2B222A;) i' y# T; ^ K
- border-radius: 5px;/ D; w# m+ R5 M0 L
- color: #fff;( A2 e5 U. a, @% N8 L
- content: attr(data-tooltip);
2 j) @ n. T. D4 D7 s0 l - padding: 1rem;; q& c, x9 C" i7 M m
- text-transform: none;" r/ l% L* H1 ~- o r
- -webkit-transition: all 0.5s ease;# h+ t \( a& D; ?
- transition: all 0.5s ease;. y5 j! \! e/ j/ s# O1 [$ K1 Q
- width: 160px;
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) K. z4 v+ N' Z4 \3 `# |" D - .tooltip-toggle::after {0 B5 M/ X6 i S ^
- position: absolute;4 {/ {; H$ l) L m" u
- top: -12px;+ q: ?1 V' p1 L) ^+ j
- left: 9px;
5 z# {+ c4 r3 o) {3 m; |, O - border-left: 5px solid transparent;
+ R* @/ @* M3 o# s) | - border-right: 5px solid transparent;- D( X" y6 w. F
- border-top: 5px solid #2B222A;+ `& J0 d. \8 d& j- _
- content: " ";9 s! a6 Y. x, X4 k" f
- font-size: 0;9 E( x: J4 `7 Z) x T2 x
- line-height: 0;4 @% g6 c6 A& l& S+ S( i
- margin-left: -5px;
& {, X4 S1 F- _: |- V! [5 `1 o7 J - width: 0;
' }5 i9 y1 k% Y' O: X& X8 r. }# ] - }
% _: q; f& q+ q+ B" A; x$ f - .tooltip-toggle::before, .tooltip-toggle::after {
7 d6 h. |5 \! m8 { - color: #efefef;
7 l5 e( v, K6 a( I& } - font-family: monospace;9 u4 j1 X; |$ r
- font-size: 16px;
& `- _( ?+ m s0 F) N) x - opacity: 0;
/ {9 k+ S$ ^% U' I) |7 d- G: B - pointer-events: none;6 ?7 P" |5 t2 H; R% r. \
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
, W+ t" z9 |* }% [ - opacity: 1;# e6 `( y' Q* u: z
- -webkit-transition: all 0.75s ease;9 T2 E N& s9 }. p6 Z
- transition: all 0.75s ease;3 [. M0 H% H& Y% n' p
- }
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">
. ?' V. i- r8 G+ u1 G4 H# o - <ul class="nav-items">
$ C7 H, }3 g& d" }( V+ C, Z; t - <!-- Navigation -->
( }7 h) o1 S! t9 P; d+ d6 G - <li class="nav-item"><a href="#">Home</a></li>0 p f- Y3 z! w2 {$ Y
- <li class="nav-item"><a href="#">About</a></li>
5 t2 W* L1 Y7 s, f6 B& \. f8 v; G - <li class="nav-item"><a href="#">Contact</a></li>
2 `2 O5 e1 U1 }" c {9 c; ]) e - <!-- Dropdown menu -->
" l. m% V# H3 }& z+ L - <li class="nav-item nav-item-dropdown">% R: v; y7 C7 \( `: U6 H3 Z9 ^
- <a class="dropdown-trigger" href="#">Settings</a>7 q4 ~4 _ C' B( ^8 J! T% }1 n
- <ul class="dropdown-menu">. N: k3 R3 s( z0 f$ |# d
- <li class="dropdown-menu-item">
- O" C _3 F* X+ V% F - <a href="#">Dropdown Item 1</a>7 G @& f4 q! y) e/ G+ ^8 q& \
- </li>9 q$ G# f8 I; `7 Q0 z+ p
- <li class="dropdown-menu-item">
2 A7 |9 K8 j+ h5 Q7 i4 L1 p: K/ ? - <a href="#">Dropdown Item 2</a>
. ^7 t4 R! `8 O+ Q8 v - </li>
+ N! m3 Z" p. }1 k7 E. R7 p - <li class="dropdown-menu-item">
L9 y$ D& D8 ^& T' x2 m - <a href="#">Dropdown Item 3</a>9 R* e" R$ o$ d) l
- </li>
, |% K) d5 @: `2 D H0 n0 ^0 X - </ul>9 m t' o1 x$ N6 ^* c
- </li>
* l) D1 f {2 a Q) r0 e - </ul>1 _5 c! _& C v4 S( N6 y
- </div>
复制代码对应的CSS代码如下: - .nav-container {
$ E+ [$ B8 d7 N, y- v2 g - background-color: #fff;5 d+ t/ B6 U- ?
- border-radius: 4px;
; `4 V- e2 w& [3 f - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
7 Y6 `7 x. F6 D) ? - padding: 1em;) G1 M$ n, R# f( l$ N( p+ j w% ]3 i5 h
- border: 1px solid #eee;0 b1 {! B& d; c# g7 `
- display: block;
& d& [8 V: E7 P/ m/ @# Z8 r - max-width: 400px;
. i1 l0 @: b% c9 c$ a( L - margin: 0 auto;
5 f9 M0 V6 v" I - text-align: center;5 s' C8 N' X# y* U
- }
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- li {
` G' i8 D5 `: G8 Z( j6 y& D - list-style: none;
8 m2 x2 g `4 \/ L! L$ K$ j0 N5 ?1 M1 R - -webkit-padding-start: 0;# u! \: w- X. {3 r3 g
- }4 x- Q) W6 _0 ~. F; S
- a {! l' Y% w( R! U# T
- text-decoration: none;7 E5 H8 X- }- G+ s" O- h6 G
- color: #ED3E44;
& {( w8 D& K9 W% B - }
/ n0 g* M+ i4 h$ \: s+ m - .nav-item {8 \3 G; K8 i2 x- O
- padding: 1em;
+ Z( Y" l4 @/ U2 h6 @ - display: inline;1 s+ R2 N- ~, ]3 ]4 P+ X
- }& \: I7 }* }+ x
- .nav-item-dropdown {
/ E1 \5 r( W( Z - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
4 {4 P) D4 S1 T( n6 U6 I& R* h - display: block;7 J, V% d4 o5 W2 _) u- D
- opacity: 1;
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- .dropdown-trigger {4 G$ L# A: b# Q) F2 B( ?
- position: relative;
q: C+ T' i3 I" h - }
! M; G$ |5 Z6 X - .dropdown-trigger:focus + .dropdown-menu {
0 g4 K$ I- g; B% [/ s: R) T- e - display: block;* v+ k# c9 s( N" H6 T) A
- opacity: 1;
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- .dropdown-trigger::after {" ~1 M2 @7 w2 r+ r* N
- content: "›";0 z1 k" K2 F5 k) X
- position: absolute;
; o0 p- z$ E# }+ O# F) \: P - color: #ED3E44;
k$ s# ~; L' V( x0 Y7 O6 k' B7 g - font-size: 24px;7 W3 _5 [" ~$ |6 q2 U' w
- font-weight: bold;9 J. O1 h) H- {; q2 h$ h" Z2 `* A& L
- -webkit-transform: rotate(90deg);
A3 K4 N% Q" b& G$ G - transform: rotate(90deg);6 u8 N/ x8 K6 d* e
- top: -5px;0 f' e5 B& w: y3 n, Q$ T* ^- j
- right: -15px;
( ~1 n% \ } l# m3 ~ - }: _6 h: ~! ^4 o) W/ z- X
- .dropdown-menu {
7 M: p* Z# T# p' n% Q - background-color: #ED3E44;
# @9 s- g% C4 y2 p1 z, _ - display: inline-block;
0 N- Z4 h' a. @7 j - text-align: right;
, q8 Z- ]9 l/ f* V - position: absolute;
9 i; R+ F' B3 V3 \+ z4 i, p - top: 2.5rem;+ m1 v( F2 h/ |* A s1 e- m; U
- right: -10px;
% D C. _6 s6 } [ - display: none;
, a& L+ T+ P+ J$ C/ J - opacity: 0;
6 L6 e) z2 o) ^# ^- @4 h - -webkit-transition: opacity 0.5s ease;
) c+ e5 O5 P' k- Z0 A - transition: opacity 0.5s ease;
: y4 L$ k. @4 J - width: 160px;4 t$ p. P/ [ N m
- }
: Y1 b {* A) m' b - .dropdown-menu a {) s% l8 S% W7 L
- color: #fff;! w, w7 w* z }! Z
- }
% l. B1 w* \5 z - .dropdown-menu-item {
8 X. {. y, v( a, A3 J+ f - cursor: pointer;/ {. ^9 f! G9 c
- padding: 1em;
! O- ]$ v; N. d% u! E3 K1 s# c" `. ] - text-align: center;
: m: y6 M4 U6 d' d - }
. f: \: U* j8 c - .dropdown-menu-item:hover {. |8 X8 x4 m9 I- I; P( A
- background-color: #eb272d;
$ u- ]5 X* c4 H* R \' Y2 E - }
复制代码 2 a. i" B; d0 B1 t$ V! Z" y
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
- n1 w$ A( ]! J8 ^ ^. E2 E - <!-- Checkbox toggle -->1 b; a9 l( m0 h& p
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
; S' M" i8 `7 e6 W V% X# x - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>7 I: k Q# @& @) Q. l9 W# ~7 G# H
- <!-- Content to toggle from www.mfbuluo.com-->2 b8 F5 L: C8 b
- <div role="toggle" class="toggle-content">
* w% O+ u7 _5 ?7 Q - BA-NA-NA-NA!! P& p- I) I4 i* H/ s
- </div>% @! K4 ?7 m% ?( L$ Q) z: U, B
- </div>
复制代码CSS代码内容如下: - .toggle {
, F2 O2 g2 L/ s* M& d$ F5 } - margin: 0 auto;4 R9 Y+ V+ i. s @8 g+ s
- max-width: 400px;0 E0 o* L' {% l/ I. g* g2 _, U) ?
- }
# c" N1 j# h; W& n/ y9 \ - .toggle-label {2 y3 L% ]/ @$ L, d7 V9 N2 f
- font-size: 16px;
2 b4 Q& G V# E& E - background: #fff;# a4 O V9 u0 Z2 N
- padding: 1em;
( g; M& s( n0 R" a - cursor: pointer;+ d) y& t# p8 ]; ]. ~* E- L8 s
- display: block;, Q0 @! j( A- V5 |
- margin: 0 auto 1em;
0 f: A9 u8 i- @/ _ Y7 F3 @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% V, o$ w& o1 l% C, L6 z - border-radius: 4px;
" e [+ `( w' a- ]& v - }: `9 e4 Q' C+ S m% T
- .toggle-label:after {
& V% _% u( U7 N - color: #ED3E44;0 ]; ?8 d9 Q0 U# d, ^- `4 k
- content: "+";$ f; A" ]6 k( i
- float: right;! G: _* K6 w% E/ A* |% Z
- font-weight: bold;/ \7 T; U. H7 }6 t8 t
- }
" \/ H+ M) e8 z# l# K* t. o+ E - .toggle-content {
9 \/ F. t6 W6 E. Y+ R; S F0 k - color: #B0B3C2;' @8 T2 J3 r, o" q
- font-family: monospace;
, f/ v4 \% z# i6 f% ]! x - font-size: 16px;
! x# m5 y4 M) v- |9 F0 s1 \, Y& X - margin-bottom: 1.5em;
$ x( Y1 t$ ]$ Y; }) [ - padding: 1em;
, w8 D) \* z# t: }7 |" h - }
5 v- I6 Y# N, Y$ \/ v. P) R - .toggle-input {- G. U5 I) C, F+ w' V
- display: none;
1 D7 x3 u% n/ Z - }0 {3 ~* a+ r% \) I( b, M" k4 e
- .toggle-input:not(checked) ~ .toggle-content {
+ ]( v, A/ a# b: _4 @ - display: none;
3 a' y& S: c. q+ h4 W - }
/ r, m3 i5 ^4 S- [( E - .toggle-input:checked ~ .toggle-content {
/ U* U3 X) [. B - display: block;
! u% y) }& P- t9 g - }$ J8 p% V9 D* c |# W1 s) f7 R
- .toggle-input:checked ~ .toggle-label:after {
) j* c9 e! n5 l- t* q' V0 f - content: "-";5 N8 y8 M6 S; L7 D/ t
- }
复制代码 ; i/ V- @. `! k) b, W
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