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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!">6 W+ G4 f, Y+ S# s! S. r
- Label for your tooltip& H# F$ f( K+ I) _
- </span>
复制代码CSS代码: - .tooltip-toggle {
0 C9 s0 p3 d/ [* W a5 u# |& z9 ^ - cursor: pointer;7 G& ~+ D$ ^ v& R% X
- position: relative;
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- .tooltip-toggle svg {
+ j% ~ S9 V# A" R k) Q - height: 18px;
4 ^! _3 d3 v# _) r5 T9 k - width: 18px;0 s7 D+ Y5 v8 s7 a" K- @
- padding-right: 0.5rem;4 I% `+ z8 Z3 C7 t: z1 z) t
- }
0 A3 l1 [; G9 l) R- I - .tooltip-toggle::before {7 { t) {1 g. R( ~9 F6 h; u
- position: absolute;$ m( \/ |/ @- h
- top: -80px;
( R3 ]1 {; L4 k h1 g! \ - left: -80px;
. W9 D, {) X4 R% g - background-color: #2B222A;6 M! i1 O- E; K: u: @7 h! w4 U
- border-radius: 5px;- _6 p3 R2 t# X9 q# [" c3 B
- color: #fff;
. r4 G) D7 E; p9 E - content: attr(data-tooltip);
, K. [. y8 k8 j. b0 ?/ h, a - padding: 1rem;) L# M* @) F/ S9 P
- text-transform: none;
$ ^4 X" Z6 K- M. ?4 Q- r0 { - -webkit-transition: all 0.5s ease;
% D- h6 j. t# L4 ^( h% Y) W - transition: all 0.5s ease;! W6 V5 C1 t- v) f) E
- width: 160px;
. Q; p! f# s6 E Q - }
" i* S1 I8 H. ~6 S, \8 D - .tooltip-toggle::after {
3 K% p/ P# C# @5 [1 d. H% W$ U& `+ ]' ] K- k - position: absolute;
' }# e% o1 h* F$ B - top: -12px;
* {% m; I9 P% E. B' h - left: 9px;$ d4 K" E+ A& t2 w) ]/ R
- border-left: 5px solid transparent;0 M' N; C9 Y- |) M
- border-right: 5px solid transparent;
! G" a5 p' H# d7 F - border-top: 5px solid #2B222A;
5 C3 v" F" K: ]" I1 }7 K( e3 J - content: " ";7 V5 `4 K. O# G1 F5 q& G# m+ B
- font-size: 0;
, N2 o9 v4 k" A5 g: ]- a$ ] - line-height: 0;
O3 y$ s; Z: J/ s! j - margin-left: -5px;
# z4 N5 D1 _/ @0 e8 U+ s( k' a- E$ A - width: 0;% K6 p0 k E2 R: `* F
- }
6 d* P$ E2 }) K( d - .tooltip-toggle::before, .tooltip-toggle::after {
: w `; B- j) f+ {! @4 U, d4 F - color: #efefef;
+ ]+ p( _; Z! m, A j4 v3 R - font-family: monospace;
( S9 n n8 X/ o0 n6 l3 h1 V0 O - font-size: 16px;
) [; }$ u1 x1 {) s - opacity: 0;! k, m2 r7 X/ a9 o6 @/ l) X# |
- pointer-events: none;5 N9 n3 U; N; T1 F4 I
- text-align: center;6 W6 v* B2 n' A5 ?
- }" x8 |, Q! y9 F O' \3 Q% s
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
" C; a! m4 t- e8 P: L! o4 `# z - opacity: 1;
$ G: Z2 d: j& }) | - -webkit-transition: all 0.75s ease;, Y* z9 _6 _0 B& }& z
- transition: all 0.75s ease;9 h3 x' @; j6 [$ Q0 R, e
- }
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">0 {0 Q0 ]' B, l, D3 C5 C% {
- <ul class="nav-items">
. C1 `# U f* I0 O! T - <!-- Navigation -->
, \! e7 e" i: ^4 ?% ?; E' X) t - <li class="nav-item"><a href="#">Home</a></li>" L. m' H/ Z) F6 @4 ]6 F( ]1 Q, O4 l
- <li class="nav-item"><a href="#">About</a></li>
+ V6 d- J' k. t - <li class="nav-item"><a href="#">Contact</a></li>$ K2 t& [7 p2 G& S* i) r5 m
- <!-- Dropdown menu -->. E c0 J! X |3 h. O; N% q
- <li class="nav-item nav-item-dropdown">
( P3 ^2 c9 e" }' }- T6 r u - <a class="dropdown-trigger" href="#">Settings</a>' O, M3 C/ H' C0 a- t' t
- <ul class="dropdown-menu">% s0 Q# O& {9 t8 [8 G
- <li class="dropdown-menu-item">
2 I& P# K- b$ z - <a href="#">Dropdown Item 1</a>! M L+ h1 g1 S1 M t
- </li>3 l4 e% u% N+ T/ u' ^/ a, V2 M! }+ S0 _
- <li class="dropdown-menu-item">( U3 e" ?9 P8 a* W/ w) o5 p0 T
- <a href="#">Dropdown Item 2</a>5 Q8 g1 y0 z$ \& M" [# x
- </li>0 X+ x/ C6 v, x7 ]
- <li class="dropdown-menu-item">
- Z' M* v) t* a" L0 o- x4 N - <a href="#">Dropdown Item 3</a>
; V; \# w2 Q' } F - </li>
3 K4 Y0 {' Z' B2 M - </ul>2 b; D, k- p% d) t& A P
- </li>3 {7 N D3 ]% Z: M3 \
- </ul>" l' {% X# u4 e7 v1 R2 B( G( H5 b' F( j
- </div>
复制代码对应的CSS代码如下: - .nav-container {
( r6 F/ B5 L% X- N0 v! z& ] - background-color: #fff;2 Q& b* ? E0 M* q; D( z/ m
- border-radius: 4px;, F; V- @( h1 }8 a' E# c L+ V
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- v( J" d6 {% ~
- padding: 1em;
/ d- n- \5 r6 k0 R: _& `& k - border: 1px solid #eee;) k! |; a& L# | T" u& ~
- display: block;" P5 x8 v- n( E7 a
- max-width: 400px;% Z2 I* @+ n* A& C, S* z
- margin: 0 auto;
" L4 ~. ?: g3 ?* ]! O) ` - text-align: center;
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3 L5 a+ e+ T4 u( l- z3 H7 A - ul,
4 i' v% {/ X' m$ |0 |+ ~ - li {, w- i, q, z3 j+ f
- list-style: none;! i3 _& a# [" T; F' S
- -webkit-padding-start: 0;
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- a {
x) A" P" ~% f5 t2 j# u) c - text-decoration: none;; y5 @% n/ G" S
- color: #ED3E44;
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- .nav-item {
1 R! p: O& x) p - padding: 1em;
) Y. ~: a# r1 b' W! H/ S9 _ - display: inline;
. |+ n) Z& @1 y' E - }
8 V* r' B. x* [5 X; x - .nav-item-dropdown {: V, j. a6 ~+ w) b
- position: relative;' B: S; M" J3 m8 v, _+ ^: U- f9 ?
- }) j2 S, W+ }# w" x
- .nav-item-dropdown:hover > .dropdown-menu {2 [2 @$ R d9 X+ b9 N9 P- E0 H5 k
- display: block;
3 \' p) S4 {$ z" C - opacity: 1;
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- .dropdown-trigger {
8 R8 @" _/ C, D- @ - position: relative;2 W0 s- `% x$ E# g
- }7 E' n* d+ E' @$ o
- .dropdown-trigger:focus + .dropdown-menu {
. A3 |& b4 t6 q& Z { J o - display: block;
& A6 B2 o6 |, ^: D - opacity: 1;
& i, p. `9 Z5 {1 z - }
( |& u5 w) D' ~+ W5 U# O - .dropdown-trigger::after {
6 t: W8 c) m( K) \3 C - content: "›";, |' U" l8 s+ X
- position: absolute;
2 r0 h9 ~. P( N. | - color: #ED3E44;) Q) V+ p. N: B
- font-size: 24px;
6 b- \& P5 u( d" U+ y. n - font-weight: bold;/ k3 n6 h$ o& ?7 j% m
- -webkit-transform: rotate(90deg);, M9 i* L7 {0 @
- transform: rotate(90deg);
# N. ^" c/ G7 S8 `& r - top: -5px;
1 E1 W1 q7 ^7 R# s - right: -15px;
( G; L+ S0 m7 M: K - }
2 j, B0 q) o6 L* i1 S - .dropdown-menu {5 Q, J' n& X+ J3 o( z$ t
- background-color: #ED3E44;
/ w( O2 a- O! q$ P6 c' n5 } - display: inline-block;
3 F1 l5 q; N1 e2 X+ ` - text-align: right;
" {8 }9 f {' ]1 H' { - position: absolute;
, Z) F5 ~4 y1 H; V8 _- k - top: 2.5rem;/ L8 X# g: j! \, M4 h# e9 x
- right: -10px;
+ Q# a! y0 K- D; \- L- K/ R - display: none;
2 c. p. I, G; _8 b6 _) x C* d - opacity: 0;5 T; n% c; F6 v+ q9 s
- -webkit-transition: opacity 0.5s ease;- W4 \8 c: s3 u
- transition: opacity 0.5s ease;
5 }3 D( _5 j/ x& b% I9 O - width: 160px;( u$ U/ C& O, p R8 A' A. b
- }" t! P9 K1 c1 B4 ~) S9 |. m* p5 i
- .dropdown-menu a {
7 y2 k# d) H, d - color: #fff;
^3 P4 l$ k3 O; }# F4 B% e# } - }
! [( Q" x, J9 L C( ` - .dropdown-menu-item {
5 q6 _4 i9 @9 g5 l/ G3 P - cursor: pointer;
: m, F% F' O3 l; \) K& C - padding: 1em;5 {5 ^# L# K' h0 t) p
- text-align: center;
# |1 p2 V; T% n& C, ] - }
9 j, T( z4 y+ Z - .dropdown-menu-item:hover {
1 h; u2 [, t8 D9 Q - background-color: #eb272d;7 w/ O2 ]3 U$ J- q
- }
复制代码 1 Z4 z$ x4 e& z! `! x- Z! z
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">/ A0 b) I6 b3 s+ P0 ]# T2 R
- <!-- Checkbox toggle -->
9 ~0 V/ f+ k% C* G; p% ]3 P0 ^2 m - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">2 L' F1 K5 w4 \/ I
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>: M& i! q# G5 u3 N
- <!-- Content to toggle from www.mfbuluo.com-->
& s( D e, ~3 l, `$ Q+ b - <div role="toggle" class="toggle-content">
+ L: a2 C: t) [' r7 l+ R& C - BA-NA-NA-NA!
4 W' y' L( t {) j - </div>
) s: H' m# V2 }( v0 h: @( |+ M - </div>
复制代码CSS代码内容如下: - .toggle {( V/ D! F3 F* E# u* D
- margin: 0 auto;7 }! i! b+ e3 U/ a+ w! A" ~
- max-width: 400px;8 s6 W# z0 p8 B. l1 `
- }( x) w; R9 y" a3 G6 V
- .toggle-label {
, n8 O1 W* ^2 o - font-size: 16px;
. B6 g+ ^' B# Y H: S$ ` - background: #fff;
3 W5 S. H/ I/ ?$ T' U1 P - padding: 1em;
$ l5 x4 ?$ B6 X9 n) j - cursor: pointer;
" V! g6 w# s' [& ` - display: block;
7 f" |7 T( J- ?: ~( q3 h9 H - margin: 0 auto 1em;
* r! b5 q% X2 }+ s- S1 E0 U4 u1 i* f - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);. v8 X, @! a- R
- border-radius: 4px;* C8 o# Z) C. `- J. S2 R
- }
! w5 M) C8 P7 H5 _0 V# ~7 b4 r; T - .toggle-label:after {
9 M8 h" r# G( Y& \2 G6 D0 V - color: #ED3E44;
8 y+ z- m6 o7 o o - content: "+";
9 l3 w8 v. W$ d/ Q% I - float: right;
( x8 i" d0 Y+ i% f9 {& Y - font-weight: bold;
1 Y* z7 h ?; c; _ - }
' t7 `# G4 e% x - .toggle-content {3 N& C* W. A' c4 K* `8 O7 h" S
- color: #B0B3C2;
8 m/ u7 ]1 j1 A; G# F2 p - font-family: monospace;
) v; l- T; j7 S+ z# R' v - font-size: 16px;
) o0 `6 a* M( ^* c- L - margin-bottom: 1.5em;7 y1 [: Y. q& L; _8 u' O- a
- padding: 1em;
- M- R; \1 V# Z# o - }9 `$ C+ j1 T' R# n" c
- .toggle-input {
" y; ?5 H, u* T/ y3 f4 G! \* d3 g4 C - display: none;
! K f4 Y4 ]& A$ v6 Q# V - }5 R: V* c* y" ~0 y0 H$ J
- .toggle-input:not(checked) ~ .toggle-content {+ X b y& |- C% m) Y0 ^" I
- display: none;/ M7 H* I: Q- V* S! \
- }
( s; G. ~* v. i# ]" _ - .toggle-input:checked ~ .toggle-content {
0 I0 p+ x; V$ U1 i2 s. X8 W - display: block;
1 t: d$ M% f: v7 E9 G- a$ M6 ~ - }4 g. s* c1 l: S% P! V7 v1 z! {+ I
- .toggle-input:checked ~ .toggle-label:after {, W# P: ~" }+ t) U
- content: "-";1 j9 y9 D1 b4 R: ^
- }
复制代码
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2 l7 H* f5 O# y6 g, ^% P
9 t' x C: v& V+ M0 s! x% i
+ n* i6 \$ T, v2 Z% c/ n% u. {: |3 L8 t8 z2 c% M
/ a g; P, n( y" C. m! @3 i- K1 q$ {
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