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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!">; x0 t& u7 u' R) @
- Label for your tooltip
( l- i: _# A* E! @) e - </span>
复制代码CSS代码: - .tooltip-toggle {
h8 L$ {. r. g - cursor: pointer;& I9 [; E4 d7 t
- position: relative;/ z! A3 o f4 A o
- }- ~# s4 A& r( t0 z
- .tooltip-toggle svg {
& o( i/ j9 X4 r( n+ E7 l6 } - height: 18px;) l7 q z- t, {) W
- width: 18px;
9 F0 L# {- V2 v% q8 |1 h/ v - padding-right: 0.5rem;
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- .tooltip-toggle::before {
i' k+ ~: s( s6 p3 v - position: absolute;
1 Z Q# E! f, X' H+ O' w+ s4 y8 Z8 b - top: -80px;8 A; I9 R) W4 F2 ^+ s' h" f+ |! y
- left: -80px;
/ b! s. f. _% H% v - background-color: #2B222A;9 f& J; L- |. Y! i) d+ _
- border-radius: 5px;' L0 |( Q# Z* ~; J' j8 O
- color: #fff;
& ?# p" s4 R! F; o% @- k - content: attr(data-tooltip);
7 s9 }# e/ _$ [ - padding: 1rem;
8 m* C) y4 o& ?; R - text-transform: none;
X2 u1 j( M( G9 O- ]1 G# N. D - -webkit-transition: all 0.5s ease;4 F+ R6 w$ S; c3 i5 M5 m
- transition: all 0.5s ease;5 t; Z' j- x' e% k- g' D
- width: 160px;6 \( n) y/ M- C1 s. \- A8 m; u
- }
; O1 m5 w i+ ?4 q! l - .tooltip-toggle::after {
2 E) A) F3 t' {* R- Z - position: absolute;9 E0 k6 |2 Z" L9 z7 C* p
- top: -12px;1 J9 o$ {$ L2 Z% F" T
- left: 9px;: M! c5 Y7 g' u4 @- o$ P
- border-left: 5px solid transparent;9 v* _( d k$ v. v
- border-right: 5px solid transparent;# D! X! h H; O( m% B3 W* ?
- border-top: 5px solid #2B222A;
" {9 \; Q4 d& K - content: " ";
9 Q$ X6 e+ z D0 S - font-size: 0;
3 P: M6 a: k7 l( A; Q - line-height: 0;
& h3 {; E- t* f' i - margin-left: -5px;2 W+ E: F [: n& C2 ~" J- H# ^
- width: 0;
: ~8 K, V3 X0 W& Z4 u% t0 f - }
9 G/ r" P" h! t. s3 M& w" B - .tooltip-toggle::before, .tooltip-toggle::after {
( J4 E* W. G- {% C4 Z - color: #efefef;1 I2 B; M, V( C0 M
- font-family: monospace;
, J/ v& s8 s1 z/ S: C' ^ - font-size: 16px;
7 b& N' b" ] K. F0 y. u+ x - opacity: 0;. l2 J7 T4 B5 g" X- f3 P: L
- pointer-events: none;
$ r3 [, V$ n* [% W- v; @! c# ~ - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
1 D6 u/ u; ^, ]3 K1 x- d - opacity: 1; A/ B* \6 K2 F
- -webkit-transition: all 0.75s ease;8 Z) K1 h5 H1 C
- transition: all 0.75s ease;* i) P+ `0 ?: ^ G9 N3 S
- }
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">/ i# i. Z6 ?/ j5 G- A* B
- <ul class="nav-items">
1 p v j5 m8 S8 ^) [$ R - <!-- Navigation -->
1 m0 q; S" f& Z4 B& O/ C$ N - <li class="nav-item"><a href="#">Home</a></li>
( I9 X8 f$ p/ P; \ - <li class="nav-item"><a href="#">About</a></li>
9 p( Y' y1 l6 _9 x( W* T - <li class="nav-item"><a href="#">Contact</a></li>+ j8 s9 r, |3 T/ o! E+ i
- <!-- Dropdown menu -->
$ x6 w$ j' R$ @# Q5 s - <li class="nav-item nav-item-dropdown">( `5 ~3 H$ ]: P( V5 z
- <a class="dropdown-trigger" href="#">Settings</a>& U, d! f3 Y, O# X% {
- <ul class="dropdown-menu">
0 k+ k. N% v, l& e9 N - <li class="dropdown-menu-item">! f3 z% k. h7 A; I2 {
- <a href="#">Dropdown Item 1</a>
& G V5 D V& Q5 Y( Z - </li>
6 t# z& I; b4 T* k# r& X - <li class="dropdown-menu-item">
5 F$ t6 j: @; s: U" O - <a href="#">Dropdown Item 2</a>
8 v1 {! U, U( W - </li>
, B! L& E$ `- [; _ - <li class="dropdown-menu-item">- b; S! P4 m* C0 Z* ^/ o [0 {
- <a href="#">Dropdown Item 3</a>- D {+ n; U4 ^
- </li>
! `1 _6 [) Z" L+ R( Y$ n - </ul>
; Z$ \' L+ ~3 f% j6 ^* x5 T. c$ t0 n" V - </li>0 y4 l4 k: |+ N \3 s, d. ?
- </ul> L( }3 L0 Q ^& n6 a
- </div>
复制代码对应的CSS代码如下: - .nav-container {
) ]& G, Y8 o; l* `0 | - background-color: #fff;7 r5 c b9 P; y7 j
- border-radius: 4px;
$ u' E2 k5 L3 w' Q$ U) z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); Y2 O9 T& _ g& ^
- padding: 1em;
# H5 M5 L0 W3 c7 N- S' k - border: 1px solid #eee;8 _9 S+ E' D- X4 Q# }
- display: block;
1 I. P' ] B% ?0 m& T - max-width: 400px;+ N6 @- W8 T# `( }/ G8 Y' `, u4 ~. N
- margin: 0 auto;3 O2 N4 k+ D% x8 G9 w: r5 K3 z8 [- D
- text-align: center;9 \. e( O( ^" Y
- }3 T' U" z, U- y' n; A; n
- ul,8 ~; h! R( s+ \+ r% a# |' R( u) y4 U* ^
- li {4 H6 C3 [; \4 i" q$ y9 A
- list-style: none;
6 N* y: y' V# t) I7 H) }- d7 v - -webkit-padding-start: 0;
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- a {
7 b3 n- `' W- x: m. ?; q - text-decoration: none;4 E, j' k7 v0 n* E5 o9 s- w
- color: #ED3E44;
1 ~. {3 v: Y7 e- U m4 C - }
- ~% j$ c% [$ B - .nav-item {
! e- f7 G J+ l/ C) n* m* A - padding: 1em;9 t* N F' ?* U# a8 s3 W7 F/ S
- display: inline;
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- .nav-item-dropdown {: w$ ~/ O) c- q# N4 h l# Q) z, T: Z
- position: relative;
2 b4 P" L, y; k- R# P7 `6 t& U - }
$ H1 |3 W- k8 B% {$ e - .nav-item-dropdown:hover > .dropdown-menu {$ |9 z* W ~3 l0 \
- display: block;
) }9 N* ?" i( n - opacity: 1;9 k4 s! t2 U, F1 w
- }
" S7 r/ q1 `/ o2 _0 v) Z3 y - .dropdown-trigger {5 L! p; A5 v' ]
- position: relative;! ?; c P/ c7 I7 o) c& y7 ]
- }
8 H. M: s+ x7 M0 n3 i* g - .dropdown-trigger:focus + .dropdown-menu {6 z2 f0 A+ w# S% o# U7 n1 r! }
- display: block;
. q Y" k- I) q0 ?( k - opacity: 1;
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- .dropdown-trigger::after {
% b# x8 y& P4 K. @* ^( d( Y - content: "›";
5 H% g" b" ^) G - position: absolute;
6 |5 g; H( s$ K% D - color: #ED3E44;& m1 ^' e6 v) ^) o
- font-size: 24px;
* M4 w7 q. t" F5 L% @ - font-weight: bold;3 e7 g0 F: T" g' H. L: Y
- -webkit-transform: rotate(90deg);& U+ `0 x4 p. L2 ]$ d
- transform: rotate(90deg);
* a& m; g, M1 I) r$ q7 I - top: -5px;
. A, P, }! n: f2 L: I - right: -15px;' H. G" x! L/ Z6 U/ x. B
- }
' a( F M E9 T. x, o - .dropdown-menu {
1 K( ?. _7 b0 W& f3 a& v0 [! g - background-color: #ED3E44;
; ^3 W @# G$ L8 T - display: inline-block;
* G; }7 W, S9 D) f$ U- ?" ^7 n - text-align: right;
- @( h: [8 M: M- X - position: absolute;, o; {1 v: o! R. \
- top: 2.5rem;
0 r; k! T! z! N2 G/ W - right: -10px;) h4 ~# A4 R6 X- b& \+ g a) K
- display: none;# s! y8 B" P+ h/ j
- opacity: 0;) u% G; s6 [3 S, Q% E# n
- -webkit-transition: opacity 0.5s ease;6 B- s* M6 \$ j1 z1 x
- transition: opacity 0.5s ease;
9 O( F, k) C: u9 {1 E* L - width: 160px;
4 K4 f0 ~, D' f r; ~ - }
2 I% h6 S' K# Q( b4 y - .dropdown-menu a {2 ]( w' {5 o* {% u& z
- color: #fff; Z5 F) B* J3 w- F: R& s
- }
6 j1 G% X0 w9 j; H1 y) F6 ^ - .dropdown-menu-item {5 `. l0 m8 \) V: N. h, `2 a, z, r! K
- cursor: pointer;% _ {- V9 D, p+ A- O/ p
- padding: 1em;- Q( A9 r1 T7 B% C- ]/ F: H
- text-align: center;: M9 q0 X' {8 p6 q7 N
- }
{0 F, S( q0 A* V& A- A - .dropdown-menu-item:hover {
/ g3 O `6 c+ }2 D - background-color: #eb272d;
?6 ]4 U1 x6 R) M0 u# B$ n y0 B, { - }
复制代码
4 u- T$ q' r9 g0 _. ?2 M* Z" l( }可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
1 O4 ^% I, A: f# Z+ t+ n - <!-- Checkbox toggle -->
$ c' E3 v+ ]! [( D - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
: U6 u: o3 S8 I; r# p1 D, _( ] - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>( Q9 p: j# N! p- \
- <!-- Content to toggle from www.mfbuluo.com-->& t C8 C. ~) S/ j( r5 g
- <div role="toggle" class="toggle-content">
. M. x, V0 Y& |% U. h( j; Q$ y - BA-NA-NA-NA!
' G6 I. u5 `# V. e9 P - </div>: |% C+ s5 i* x& t- k
- </div>
复制代码CSS代码内容如下: - .toggle {# c' A; L }0 r# ^8 t
- margin: 0 auto;
1 n2 r5 Q9 d. Q1 d0 S - max-width: 400px;
6 x& }3 }0 A/ }0 d - }
6 ]5 G5 O1 Y$ v9 n - .toggle-label {$ n: M J0 _% k4 N( ~1 e
- font-size: 16px;
4 e& ]6 S+ ?+ M, N5 m. p - background: #fff;3 W4 t! D! m& t) K& V: s, s
- padding: 1em;
& I, J: @4 V1 k1 `/ L. t W - cursor: pointer;& L0 ^: o2 `; a! w8 ~. b+ P
- display: block;# g% |1 X" c5 k) I+ C6 z7 H
- margin: 0 auto 1em;
: R9 r0 D2 e* E7 U - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; }8 g I# t+ w, z. g) m4 r - border-radius: 4px;2 F% \7 o: {# j- d. a% }* \
- }
A+ h3 Q. q: X - .toggle-label:after {
. R/ O6 K( X, k3 z" ~2 E - color: #ED3E44;
" M7 o0 y+ S/ U - content: "+";
$ V& D4 X4 J7 o% u. c - float: right;/ I1 C' H# w4 e3 U4 F z
- font-weight: bold;
" C1 O# |$ G( K$ }" W! y$ h/ A - }
3 `# \. q2 _3 q$ l4 x7 i - .toggle-content {
' w3 \, u) F$ D/ D, y - color: #B0B3C2;- L- N" q/ _( I
- font-family: monospace;7 O' Y% c& W8 W# G) I. K
- font-size: 16px;
& J) n% D1 o8 t- T5 a2 U# w2 O5 V - margin-bottom: 1.5em;% `7 E' h# ?$ }: M4 W i l
- padding: 1em;3 _0 d1 c C' l2 g0 f0 ?7 t5 E6 {
- }; H" r# z4 ^! B2 g, }* U
- .toggle-input {
. A& ^$ Y# X& \* E3 y6 D - display: none;% G- s1 F& ]) O. m
- }
: e6 H* E1 C" ]# a1 F; I7 H - .toggle-input:not(checked) ~ .toggle-content {$ }: w% A0 [+ ~" z+ D& ` q
- display: none;
Z4 M6 k `$ D/ |- i - }" o9 M: {) T- H* u
- .toggle-input:checked ~ .toggle-content {
; ?# `9 E. K0 }% A: C# Z$ _' u, ? - display: block;
( H9 ^3 q! }. n% Y5 c' j - }! d( ~$ e3 q& N5 q6 {' }/ `4 b
- .toggle-input:checked ~ .toggle-label:after {. G- P: Z1 ?$ ]: m2 K$ A
- content: "-";5 o8 C& Y+ T( n, w" ^; i
- }
复制代码
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x* B$ k2 V7 Z! l5 ?) ?0 W1 E7 I' u2 N- V5 ?& R& m7 O' g9 Z9 J$ N- Y
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