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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!">
) E/ ?8 @4 u( Z5 h6 b - Label for your tooltip: a5 C8 c5 K# T1 y, I
- </span>
复制代码CSS代码: - .tooltip-toggle {$ v6 T) a% [1 c
- cursor: pointer;
' ?1 X! n& e/ X! S! [ - position: relative;9 x2 T1 y# X" J9 m
- }
9 w! E0 m1 `. v A4 R - .tooltip-toggle svg {1 D4 S% v0 L6 c: F. h& d1 F
- height: 18px;
- i& y" Q; d; `( b4 Z2 H - width: 18px;9 u8 ~) ^7 {% C" n9 A6 r9 `( Z
- padding-right: 0.5rem;; ^" L; m7 E9 g ^, r( b
- }
$ t8 h* V7 E7 Y - .tooltip-toggle::before {
. @/ Y! c( u+ p8 G( v+ Y - position: absolute;& d( w! m7 t/ X9 m9 p
- top: -80px;
) q& M, E. G& t$ T - left: -80px;' D+ g y* M5 S0 M2 s+ r+ G O
- background-color: #2B222A;
$ t7 O0 W; B& @ - border-radius: 5px;3 K( u U! G# r$ ^
- color: #fff;
; V K5 H3 J' M! H - content: attr(data-tooltip);0 S( h: K9 K6 a9 _- h
- padding: 1rem;9 I' d1 h. V! W0 B5 n
- text-transform: none;% Q- W1 | R- ]. s
- -webkit-transition: all 0.5s ease;. o) J4 L* V6 H4 h; B, i
- transition: all 0.5s ease;
; P& f G5 F7 }# i - width: 160px;/ I# K @* b: V& s: e
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- .tooltip-toggle::after {
5 I" i1 c9 x9 n a1 o/ L- Z - position: absolute;" T6 P# d1 u2 z) O! L6 o% U. C! U
- top: -12px;
7 _- ~* n% @& A# k' ?# K - left: 9px;3 \+ l. a: _: Y0 a' X
- border-left: 5px solid transparent;
+ m3 a- C, e' J3 a0 ~! r& V) C$ f) t - border-right: 5px solid transparent;9 W0 N. ]) k" G4 [* }
- border-top: 5px solid #2B222A;
& e7 u* o9 a' c4 h4 y; R! i4 E" a - content: " ";
7 H+ T% O9 }6 V; k0 E4 ?5 y) Z( N. Y - font-size: 0;
) m* R; l; m" n' ^; D1 ]& G ^ - line-height: 0;
2 } Q+ X& d! }: x- l$ \, o* q - margin-left: -5px;/ d& d' ^2 B; z
- width: 0;; I: A0 K A" k, Y( F
- }& \3 R* c0 p/ ]7 E
- .tooltip-toggle::before, .tooltip-toggle::after {
* {/ U6 W: O, C& w# y7 H- m7 H - color: #efefef;
7 ^6 P. H ?3 w3 `4 F1 I. \ - font-family: monospace;5 a6 E' c+ F, d ^6 x( [
- font-size: 16px;& E) D/ m& s" H
- opacity: 0;
6 V$ x& s5 C6 E* `, D) B" I N4 I - pointer-events: none;
9 c& d! d$ o6 G& z8 n" F- e - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ A2 @( n% @8 @0 I m - opacity: 1;& T, t ^# [% ?
- -webkit-transition: all 0.75s ease;- ]& E) T) b( K
- transition: all 0.75s ease;6 q( W2 `+ w# H3 U
- }
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">) d$ ]9 U; B) n$ r1 a/ P- e
- <ul class="nav-items">
. M( m4 x0 Z: h - <!-- Navigation -->
! v1 t# I, Z) x8 g2 z - <li class="nav-item"><a href="#">Home</a></li>; X$ x( v W6 a ~8 S7 o4 ]& p
- <li class="nav-item"><a href="#">About</a></li>
4 n/ h, l& z3 Y) j' m: C( S - <li class="nav-item"><a href="#">Contact</a></li>% l; v/ c' e1 k' f
- <!-- Dropdown menu -->1 h: ~' [9 J2 T; s
- <li class="nav-item nav-item-dropdown">
6 B: ^: [/ W A/ b( R1 t b - <a class="dropdown-trigger" href="#">Settings</a>. S: M1 J3 F( D/ W7 ]
- <ul class="dropdown-menu">3 t- x: u( p; {7 P
- <li class="dropdown-menu-item">
4 m H$ w! @+ S; s8 Y5 ]- ] - <a href="#">Dropdown Item 1</a>
. j1 A+ f1 |9 ` - </li>6 [! a) ?# D' k! a# Z* k
- <li class="dropdown-menu-item">
0 p$ {. B, k& ^" E% |/ |& t - <a href="#">Dropdown Item 2</a>" v9 p) D. n! B R/ G+ R
- </li>
3 x6 s' L/ H% I: C) X6 Z6 @5 [! L - <li class="dropdown-menu-item">
# e/ a. H3 O* {/ @! P - <a href="#">Dropdown Item 3</a>2 m$ h0 z: N7 x# N: b
- </li>
( {; p4 X2 u* s - </ul>
0 F" Y( L& j& S8 A) U" }- y9 I - </li>, i% C) ~% |. {2 V( |
- </ul>
# Y' T8 O7 z4 ^% W, P - </div>
复制代码对应的CSS代码如下: - .nav-container {/ r9 z, a& d' D- G+ v
- background-color: #fff;% \: w2 z$ @3 Q' z: S
- border-radius: 4px;
( I, M, H ]4 Y, N2 f, Y. B - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 e* T; N; v9 f! R! _3 x
- padding: 1em;7 |5 o4 O- G: i# Y+ e9 O
- border: 1px solid #eee;4 Z$ k1 N" I; `0 e2 N: ^5 f
- display: block;2 `& x! z+ g1 o5 h0 a/ q( D
- max-width: 400px;
/ ?: @2 Y! \# b4 l - margin: 0 auto;7 G' }7 y3 e5 R
- text-align: center;
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- ul,6 ]& H% }8 Z, `. W: @
- li {0 v2 O" `+ i. d) _
- list-style: none;: j: h, {! j0 ^' B: n2 j: Q+ Z
- -webkit-padding-start: 0;' U; y" o7 p$ `6 c
- }
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- text-decoration: none;2 ~& y0 p( ~9 L' I
- color: #ED3E44;( m+ p: ?9 c- u4 w/ I, g/ A/ r
- }
8 h7 f6 H' Q- P$ L - .nav-item {# M( A2 w e+ D+ T n! u! y
- padding: 1em;( H" ^! R" e6 R2 M% U
- display: inline;
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- .nav-item-dropdown {& a" }1 }7 ^% t3 }7 G1 D
- position: relative;
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5 p; n+ ] N9 G4 j* G* j - .nav-item-dropdown:hover > .dropdown-menu {. f& E; B6 t+ q5 k
- display: block;
9 _! w d0 G, B - opacity: 1;* n" P( U `6 w1 }7 Q* b7 _
- }6 e# p' W5 P: _9 |# k/ l
- .dropdown-trigger {! g% B0 ?( `% o# m
- position: relative;
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" m6 y5 T" W, O1 R: a! c9 a! N - .dropdown-trigger:focus + .dropdown-menu {
6 n: `4 o3 g2 u, @7 z& `6 Z \ - display: block;6 o1 }2 i& x- P
- opacity: 1;; ~0 t; L: G9 [0 [$ {9 Q( @7 L
- }: @1 V I3 X$ R z6 {! s. B
- .dropdown-trigger::after {6 A: x' I; l* k& H) x
- content: "›";
* X5 L9 p, Z8 B; L S- M' G - position: absolute;
4 N. u9 x, b E - color: #ED3E44;, b6 E3 g4 M9 ]$ O( [. K
- font-size: 24px; Q3 @/ f# T& R5 J6 u' K: R4 D8 }
- font-weight: bold;
, ?. [- b, B) h7 R e: C( M+ S - -webkit-transform: rotate(90deg);
' _+ F, ~" N& H, Y" F7 {: Q$ L - transform: rotate(90deg);
5 s# K$ u2 {9 @. j) X& E - top: -5px;( R' C: d4 `1 h% h3 {
- right: -15px;8 ?- D2 F/ p" x- u4 O+ [( C* j
- }
' ~1 w. } M* N" z/ {/ D, x7 H- o - .dropdown-menu {
8 H! d G: n& b9 E3 X - background-color: #ED3E44;
# U2 Q* h P1 N% t- E - display: inline-block;
& V2 u- S: ^6 q* l) e, [# l - text-align: right;
4 g6 \; ^. L( } - position: absolute;
0 ]) ^" t T( ~" ~- o' c - top: 2.5rem;. E) h" c0 u$ X
- right: -10px;/ n/ w4 S3 L& P8 l- `& E' G
- display: none;+ L" r6 l7 Y( {3 a
- opacity: 0; h# p' F |6 ^0 M* g p- a3 C! m
- -webkit-transition: opacity 0.5s ease;
2 w! e- B5 N+ h% D - transition: opacity 0.5s ease;3 ]2 s. W4 ^5 v& N: S
- width: 160px;
+ f$ L2 @8 {7 H - }9 ^' h1 C; O2 i9 W8 t
- .dropdown-menu a {
! A4 U | m9 l/ P }4 o - color: #fff;
4 N4 I; L" f; z- t+ S0 A - }
B6 B+ i4 z$ K - .dropdown-menu-item {
$ A T) J* n7 b ]4 O- A4 o' O7 P - cursor: pointer;
* B+ H3 g h- ]2 o4 r3 l- P - padding: 1em;
2 p' Z/ v2 U+ \: \1 s% O( E0 g - text-align: center;
1 K8 `0 s5 {4 P# Z6 y/ [2 c - }
6 N5 V# s* U& R$ j" [: h - .dropdown-menu-item:hover {
% ^, ~$ e; ~( P2 J - background-color: #eb272d;0 Y3 u* V. \2 [9 v3 C9 q
- }
复制代码 ; s9 \' f/ T( W5 ~) f8 K
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">0 m& M* A. H3 g( `: ?9 x$ w
- <!-- Checkbox toggle -->
. x& c0 F; N( ? - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">, D) N) l1 M+ U2 H. i
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
; e. h4 m0 v3 a - <!-- Content to toggle from www.mfbuluo.com-->
8 v6 ~" O+ x! P - <div role="toggle" class="toggle-content">
0 J; ^0 G: q# K8 m- E+ J9 l - BA-NA-NA-NA!
6 D+ `( c2 l2 J - </div>
2 O# |& v5 E! C H, s - </div>
复制代码CSS代码内容如下: - .toggle {
" r0 ~' y' q; ~. x9 @6 S - margin: 0 auto;
/ [: x7 X" G0 |* H - max-width: 400px;+ u: s) r- c$ L" p- u- q$ u
- }2 I! m( M3 E+ v
- .toggle-label {
$ W: U, O: ^+ r: l7 F; p - font-size: 16px;
# \ w& p# i$ Q6 \$ S) p8 I, I% d - background: #fff;
- t7 P9 n, s2 \( V; N) t' I - padding: 1em;# e7 ^. a# a: b% i; [) K
- cursor: pointer;
0 O$ ^+ K/ X D; u - display: block; A! a2 B% t1 k: q) e$ z+ u7 `
- margin: 0 auto 1em;) `$ @2 L: a( ]0 o+ b6 ~; P
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 k# b2 C: e/ r& F
- border-radius: 4px;9 [! @4 a) j9 X8 h
- }
6 H, l: R4 u% Q! M - .toggle-label:after {8 A. p* R1 X# r" e9 Y- d* J
- color: #ED3E44;% }: |- o. |- g! F
- content: "+";
+ ?7 j6 z4 J+ K' O5 G. U8 i - float: right;8 q& Q9 ^6 W/ s" J& ^+ I0 B3 I& r7 M
- font-weight: bold;
/ }% y7 v5 B$ O6 y! W6 j - }
' o" P/ P" g& h! K - .toggle-content {# g9 U* b4 {, J. E+ Y# F5 j" F& x/ |
- color: #B0B3C2;
$ P6 O4 _& C/ o0 i) d4 v+ U - font-family: monospace;
* T* E5 g9 O- m. x+ s& @ - font-size: 16px;
; ?. B4 g9 R) s - margin-bottom: 1.5em;: h2 K. d& r7 g9 u
- padding: 1em;
9 J4 B9 j9 E7 E- e# u- k7 b# { - }
) x1 M. Q4 ~6 H9 R" }- D- U - .toggle-input {
- T3 Q4 _- s4 O! O - display: none;
% r5 ~& \- ~' W' g, o& c - }1 A5 f# R3 \6 P. o
- .toggle-input:not(checked) ~ .toggle-content {. X b( r9 f, i5 L! W/ a. J, I6 L
- display: none;5 R4 e& a# e( L) _" K! C5 H6 i
- }; f. f: x. f, i7 S. d4 w. Q6 R. B
- .toggle-input:checked ~ .toggle-content {) p1 h4 _/ P3 p; c* E! S7 F' P+ G
- display: block;8 g/ v5 {, w9 p: ?- n- `
- }% a5 @- N# f# c" V! x7 e% {" z; x
- .toggle-input:checked ~ .toggle-label:after {
2 r# `2 ~0 T, i1 K w - content: "-";
( s7 H# }& _. m4 w( D) | - }
复制代码
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