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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* j. I. d% f - Label for your tooltip
: U! F0 s9 H& s# U - </span>
复制代码CSS代码: - .tooltip-toggle {
5 {! g0 M L; ]( R6 i - cursor: pointer;
6 H3 V: R# I1 } - position: relative;
/ O7 j& _& h; T* T5 O( b" v - }! R% q- J4 J& N% v- e
- .tooltip-toggle svg {
6 N, ^7 X. }$ t. u1 u ^ k/ P - height: 18px;' @+ u2 n! P) ~- ?3 W! B1 b
- width: 18px;! N* r, r1 V! q+ X/ l4 z
- padding-right: 0.5rem;
2 C8 ?, C/ y U3 Y" o2 }" F - }
B4 J* l( y [ - .tooltip-toggle::before {- a J, ^; u8 N- i) a5 N
- position: absolute;' j: \! K4 r d, Q6 ^. Y
- top: -80px;8 C, o- S0 x/ k0 C0 t
- left: -80px;
) ^* `+ o! C! k' c ]5 { - background-color: #2B222A;
# ?7 V8 z2 E) |+ b* [, L - border-radius: 5px;* i3 z) @5 s6 M9 Y1 u
- color: #fff;
! z }& S" x' Y* }+ A - content: attr(data-tooltip);4 s' x t% L' b5 }3 l9 E4 ~+ p
- padding: 1rem;, `9 L1 ^8 k. U( j0 z
- text-transform: none;: g' z% r( C9 g2 j( M
- -webkit-transition: all 0.5s ease;* v' z4 ^# S, b
- transition: all 0.5s ease;& @! m5 g! \7 ~9 b5 z
- width: 160px;
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- .tooltip-toggle::after {
" P: F, J% @% d' I - position: absolute;
- \1 l- N! ?$ _+ Y# D% s - top: -12px;
/ a! l/ C, S. e) v) N* E+ y - left: 9px;. C, w1 G- X! Z' y* U
- border-left: 5px solid transparent;+ w1 F3 v% A3 B' l1 [6 |! C5 v
- border-right: 5px solid transparent;
h/ b$ T3 D; R" @' K0 K- s, b - border-top: 5px solid #2B222A;( [7 I/ `) S! c* c
- content: " ";8 S! g% y/ g! N6 J; x7 @: Y7 t
- font-size: 0;( m* W: ]9 Y4 L" Q( _7 h1 m0 ?
- line-height: 0;
! I4 Z" @6 s/ m! @3 h6 ?, ?* Y - margin-left: -5px;
+ o( {9 T( h o) S V - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
& z& f7 L- f' |& {6 z; y - color: #efefef;& [/ G) m7 `3 k
- font-family: monospace;
& [$ v1 U, N; c5 z) Q - font-size: 16px;
! F7 N j& _3 K% K& f f - opacity: 0;) y+ S/ E' H* z
- pointer-events: none;7 H9 W' J/ B0 t
- text-align: center;& t ], R& }) g4 I$ r
- }
# I! I' l9 t& s: b - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 |+ k8 u0 |! m) }) D5 x, M
- opacity: 1;
( C$ c/ O* \! [, m6 I( e" a4 g$ l - -webkit-transition: all 0.75s ease;+ j; {, y9 R) t, H- D
- transition: all 0.75s ease;6 |% w! k5 h- n. G/ Z. P# K' K
- }
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">
3 d( M( c2 s& S/ X - <ul class="nav-items">
9 ?9 I6 b r* ]! N, T; t8 I - <!-- Navigation -->+ n% b8 I! [! j* g3 O
- <li class="nav-item"><a href="#">Home</a></li>
6 H- Z4 v+ H# \. r& j - <li class="nav-item"><a href="#">About</a></li>
. M3 H( z6 y3 |: s - <li class="nav-item"><a href="#">Contact</a></li> j/ R! r% Q* q
- <!-- Dropdown menu -->
$ h1 s j! ^# E& W$ j3 | - <li class="nav-item nav-item-dropdown">( Y* Z, a$ m" F; C
- <a class="dropdown-trigger" href="#">Settings</a>
, V# e5 j5 F8 B' Y - <ul class="dropdown-menu">6 N3 J. k- ~ z( E: Q
- <li class="dropdown-menu-item">: s$ B$ ?: z4 E$ l F$ m" V
- <a href="#">Dropdown Item 1</a>- ?1 o" a( J$ `7 D& t& a" Z8 Y4 @
- </li>
' c* k0 m+ ?0 Y/ W* I - <li class="dropdown-menu-item">
. V7 B" h$ {, c; S# N5 P - <a href="#">Dropdown Item 2</a>
) q, H6 R) E5 }8 y; D/ } - </li>
/ C; P+ B- F2 o, }! A9 \! Z" Z - <li class="dropdown-menu-item">
& R4 V! g( b# W0 ?' [2 n - <a href="#">Dropdown Item 3</a>
K- ]6 L n# ^* u' z6 E6 T5 Q - </li>
( p' k, O( w. d0 L0 q4 s - </ul>
d4 d4 b$ ~7 @$ f - </li>8 _; }8 H' Z# c0 h) ~; k
- </ul>) V' C; a& h, P) {: ^- A, K) n
- </div>
复制代码对应的CSS代码如下: - .nav-container {
7 f; g# P4 i a0 E5 O - background-color: #fff;* P2 m' E+ H" X$ W, z! V
- border-radius: 4px;
- ~) B, b R& h5 T- Z( h - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 x/ S; u/ i/ a' C$ |" ^2 `& X; \ - padding: 1em;
% X& ]& d9 P' t9 x) G - border: 1px solid #eee;
; P4 ?" \/ R& f! z. O - display: block;* t4 o; S, S$ v" P: D; {- P
- max-width: 400px;
( a+ Z0 z) C& k2 u, R; R9 B9 R, K - margin: 0 auto;
5 ]8 X; J i1 G! p7 w' W - text-align: center;
( V7 Q" g0 J6 @; V - }
- A* Q f7 d$ a0 z# J- r5 R/ v - ul,; C1 m. G( p5 G+ S {
- li {
3 o8 h5 x, R% U - list-style: none;
4 H9 y% n* g A" C6 k3 }' _1 T - -webkit-padding-start: 0;' `% I% c4 l- p! x! S5 U
- }
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- text-decoration: none;1 ]5 k4 M8 R4 p, I+ R/ ~& w
- color: #ED3E44;( n/ s9 l0 ]( s J! r
- }
2 C2 {" _& Y3 M' y0 N' R) w! H - .nav-item {
( s& @8 I2 u; P s2 _! F# } - padding: 1em;3 [' o" W) l9 E/ R
- display: inline;8 d/ U. R$ l, ?8 g' ]3 I7 ^
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- .nav-item-dropdown {
/ B+ f7 c. k1 [6 q0 z' D. ` - position: relative;/ p$ _) B# P" Y# z% k
- }& M h/ z6 T; R* ]
- .nav-item-dropdown:hover > .dropdown-menu {+ ^- L* Z2 D& N- ~ ^+ Z: z1 U
- display: block;2 W s) g3 \: h1 P) X
- opacity: 1;
0 m& ~5 o* ~( a2 s1 ] - }
" n0 c6 `/ \: s u. `% o, \ - .dropdown-trigger {
) L0 |+ @$ P3 ^$ |( ]( b5 f' U - position: relative;& A& ~$ T. Q1 b, L
- }
! P$ a" v* k! T% E5 N ] - .dropdown-trigger:focus + .dropdown-menu {
0 ~9 _% N: G" d A2 X - display: block;
. J. Q9 O: r! Y% H - opacity: 1;* q7 j# j( ]. C5 G
- }
1 I4 v( R0 ]1 _8 `& f8 [ - .dropdown-trigger::after {6 O b' l* o1 N8 e7 j
- content: "›";" v/ y% w1 e* e/ p
- position: absolute;5 v. f0 B) O( b, e* F6 d
- color: #ED3E44;# \+ g* k9 M! F R3 d3 A& j
- font-size: 24px;% o2 p9 N8 H7 \7 _2 d8 e
- font-weight: bold;
$ G% F7 ^& f9 m, I/ @ - -webkit-transform: rotate(90deg);6 e6 w$ }; b0 R% z3 [1 \8 T
- transform: rotate(90deg);6 H5 |# e) B4 @
- top: -5px;& w" r9 @) x8 U! ?! q5 }
- right: -15px;) i$ Z' s$ U$ r% y" n
- }. B8 B9 f- Y3 ~5 k8 L* X8 F6 g- M! e- f7 x
- .dropdown-menu {4 @" i% }* ]# K0 h: v
- background-color: #ED3E44;6 u, V; m; t/ r. J6 |
- display: inline-block; f, n% x; O5 m$ I
- text-align: right;
$ z8 |, _$ V1 ]8 l0 M - position: absolute;
8 N/ q. I/ t$ k) q3 y+ R' K4 G q3 ] - top: 2.5rem;0 c# U r+ y1 a
- right: -10px;
5 Y& F( p# H$ Y' ^4 \ f7 ? - display: none;$ S; M5 n( Z1 R( K* N
- opacity: 0;
2 i6 @! b A5 ` - -webkit-transition: opacity 0.5s ease;
) _" `4 o" e3 e. K$ J) \ - transition: opacity 0.5s ease;7 W% ^: P; M" R6 f+ C
- width: 160px;
Z* x. n8 t9 w - }
t1 D6 t M, g" G$ G( p/ r - .dropdown-menu a {, c! J/ f# r& t7 b. t# q2 h3 }
- color: #fff;
% D1 D+ j# @1 e' t g1 P! G - }
7 c1 v5 L7 }7 e; B' Z - .dropdown-menu-item {/ k7 }5 d9 h. F4 o4 E* {
- cursor: pointer;& F4 Y6 U1 `5 R- R: D6 |" i% ?
- padding: 1em;
6 N1 P8 o- w: W" `% ^ - text-align: center;
( G. F; e, A$ V - }
' R* c8 ~% Y4 {2 p5 ]. D - .dropdown-menu-item:hover {
! t7 h, u7 k$ d - background-color: #eb272d;
7 Q6 }( I3 R- I$ S8 B8 Q - }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">& c6 i% I! j/ T \
- <!-- Checkbox toggle -->
# Y- K5 _: y) l6 E, |- L - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">) N2 L( e7 K2 D4 n2 y; D" f! L
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>* f* r0 Y! O" ]) O
- <!-- Content to toggle from www.mfbuluo.com-->
, D+ I/ F+ ^" A/ V/ U - <div role="toggle" class="toggle-content">
: \0 _# H3 z n- X/ ^ - BA-NA-NA-NA!, ]1 I# m, c) z4 V2 a8 l+ j, z
- </div>
% E* m1 \# l9 j( ^7 l4 I - </div>
复制代码CSS代码内容如下: - .toggle {7 F) l0 z9 _+ k$ x1 h' y
- margin: 0 auto;
$ W8 q! Z4 C4 \$ c7 S - max-width: 400px;
. J; `7 e3 Y& v3 g4 y% m( q6 H# t - }
" w2 L4 u. [0 V7 u; k - .toggle-label {
9 D0 F# O, J) ]/ u% j, j+ d - font-size: 16px;( ^! i! }$ v: ^( ]) { P
- background: #fff;( L. p6 `3 g$ l1 X' p; [! j6 P
- padding: 1em;
& y0 i, D9 \. m* j" T: |) f - cursor: pointer;
' N2 V/ P6 B5 \8 u# w, ` - display: block;
8 P: o: B) d9 j7 q - margin: 0 auto 1em;
: k V, h9 z. z5 M* I/ x - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ r5 k# G: w8 E; r9 l - border-radius: 4px;& u& u( g- r' R9 H) s6 [/ o% P
- }
1 ? n2 X2 h; Q: i - .toggle-label:after {1 H" j# v% _. \' m* m$ a9 j* o
- color: #ED3E44;
" V: m: F; i4 m4 h2 ]0 F: J2 l8 [: C - content: "+";
7 B# A" i; W8 n* y - float: right;
! i# {& n2 ]) @* X) d/ w& n- g - font-weight: bold;3 l0 I1 S+ H, ~* O6 c. z
- }& ] {4 \4 r5 o5 y
- .toggle-content {% w6 E% y, ]* }: w7 o) s
- color: #B0B3C2;* C* c+ q6 g+ U& Y( ?3 \9 m s7 Y
- font-family: monospace;
$ {. n/ Y7 S' k+ b4 p - font-size: 16px;
5 P( t$ |7 o) S9 X5 z2 M - margin-bottom: 1.5em;
. f2 w& u% ^6 K' D- S; G1 d - padding: 1em;! e) w. u u: _8 L4 |5 Q
- }/ ` a. O' _; J J n2 w: n
- .toggle-input {
: s' u6 d w; q - display: none;
* C0 X0 H8 c% I: b/ U6 v6 A6 r8 F* f7 Z: F - }
: Z6 \0 i- I3 j2 H2 ~ - .toggle-input:not(checked) ~ .toggle-content {4 v& @# E( c/ `
- display: none;
d: W% o3 N9 O2 |6 [ - }
3 p, B/ k; r, l( u2 m, D - .toggle-input:checked ~ .toggle-content {
- f9 v6 i1 \; a% ~$ B6 i& \3 P* e - display: block;( h: K T7 {1 P" z2 i$ |3 ^
- }9 ]. E2 J. X: S4 m+ A# c6 i: a
- .toggle-input:checked ~ .toggle-label:after {
2 Z1 o( S* [$ y. E; X - content: "-";6 ^' N I/ D9 R
- }
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