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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!">$ S8 c2 N( f- U" N w: G
- Label for your tooltip% R+ k9 ~5 Z& I4 @6 A: f
- </span>
复制代码CSS代码: - .tooltip-toggle {4 A$ d' W2 w' n2 O' s: P8 ~# C
- cursor: pointer;5 H9 h; |% r% y$ Z9 }0 U2 Y
- position: relative;! [; Q; a9 D% I/ g
- }
! Y4 m7 ^& q$ H4 E% T - .tooltip-toggle svg {/ C: [: S) t' |0 M
- height: 18px;
/ V2 E4 [5 c% R- j$ H3 @: F7 K2 j1 ~ - width: 18px;
7 Z! i- Y2 l/ t) h$ x% I$ k$ S - padding-right: 0.5rem;
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- .tooltip-toggle::before {
) o2 ^: p' i( U5 p5 B: _2 k - position: absolute;7 s/ }/ d8 w3 O# c/ X8 \* C
- top: -80px;3 E+ S! K+ L: X
- left: -80px;) N7 n* Z3 b; D3 G& i' o) ]$ Q: N
- background-color: #2B222A;
* L8 w% @! t4 _6 z: Z - border-radius: 5px;
' G; c8 ^" ?* { C2 U - color: #fff;
# S4 A$ S, Z2 A4 Y5 z4 D1 K - content: attr(data-tooltip);
: T4 `* L& e! Q( n - padding: 1rem;
o& \8 r9 X( v. ^1 l - text-transform: none;
1 q Y: H# s y$ G. `1 M8 [ - -webkit-transition: all 0.5s ease;
9 Y, K: J: X6 b - transition: all 0.5s ease;% Y2 S! r3 e# E* S: z9 u
- width: 160px;
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- .tooltip-toggle::after {0 w& ?% G" ^6 J3 n# f' Y0 Z
- position: absolute;# i$ v& m& C, G# b& o
- top: -12px;* l( g, i+ P# ~2 r0 Q) } X
- left: 9px;7 W, u4 g) R( x/ U$ t- ?$ Y/ z& H
- border-left: 5px solid transparent;6 Z5 A- b0 P; P/ d# N- X6 j" ^
- border-right: 5px solid transparent;% S( |- V( h$ s2 i/ U$ f( n
- border-top: 5px solid #2B222A;, c* t" w( g% z5 E* q
- content: " ";1 @8 V! U9 R& f7 t% ?
- font-size: 0;3 a+ K) o* W. j @
- line-height: 0;( }3 Z! D3 G6 _, B+ @5 c B7 u
- margin-left: -5px;
" w- y" Y% g8 p$ q3 t6 Y9 k7 A: Z - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
1 {/ k& o$ u3 O- B- h, }% ?! Z - color: #efefef;
: x3 r% b- M0 F% L" v) U - font-family: monospace;3 q+ |, x q3 a) x
- font-size: 16px;- A& ?+ w q- d1 b( m2 a0 j
- opacity: 0;* @* K2 f4 H+ J6 g
- pointer-events: none;
( t1 P2 |2 N2 M" ] - text-align: center;6 ^2 Q y$ z( N2 c( w; R' y5 Y
- }
, s* x! m" T/ H& o9 t: o - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {. _- O3 I2 Y, x! s9 B
- opacity: 1;; }; Z: d4 U& ]" g0 q5 ^
- -webkit-transition: all 0.75s ease;
- c3 E! y$ T: E+ z' x6 Q - transition: all 0.75s ease;
1 e) Z; c, T4 d8 ~% Y - }
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">
8 ]' C$ D3 {# k& q - <ul class="nav-items">7 E5 C d* c; @/ Q( }5 I0 r6 S& R
- <!-- Navigation -->
, n+ i% f, X7 P* U3 |% r+ C - <li class="nav-item"><a href="#">Home</a></li>
) R* Q! e1 `$ f$ A - <li class="nav-item"><a href="#">About</a></li>
& O. `% T4 R. `6 H9 t/ j9 j& S) D - <li class="nav-item"><a href="#">Contact</a></li>
7 G3 `9 |, b) m* Q, N% D8 C - <!-- Dropdown menu -->
8 K" g/ o. @# y0 Q6 a: ] - <li class="nav-item nav-item-dropdown">$ F, w) o8 H, ]! H& X% d% C5 R) B* E+ H
- <a class="dropdown-trigger" href="#">Settings</a>: f* G9 X1 ^* {6 g
- <ul class="dropdown-menu">
. V7 W6 O8 ^( Z - <li class="dropdown-menu-item">- O2 h4 ^; l4 ^& O+ U, T# S
- <a href="#">Dropdown Item 1</a>
. ^/ H% K6 y% h. u9 T - </li>
' c7 U& X/ Y+ l8 H9 J - <li class="dropdown-menu-item">, k/ @1 G% L, ~
- <a href="#">Dropdown Item 2</a>
& t2 k; J. t P) _* } - </li>
- N U7 N& F' b* N - <li class="dropdown-menu-item">
: x; Z$ q D6 x - <a href="#">Dropdown Item 3</a>, W8 n3 N! n- N4 q% b
- </li>
$ Q) D& |/ B S: `/ d - </ul>
# s' p. u$ t4 n - </li>
7 n" M" S4 e- r% ^9 ]# o/ x - </ul>4 _1 p/ t+ G- p- c7 u0 H0 b
- </div>
复制代码对应的CSS代码如下: - .nav-container {
+ w) v7 @+ Q" A# T; b, d - background-color: #fff;
9 J9 J2 j" Z0 a7 d" @7 t4 \ - border-radius: 4px;
7 U% W. O# P" d% L* R- Q) |/ g - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 R9 W, [! n/ C2 s! j1 p+ B! O3 X - padding: 1em;
8 h# p. \+ w/ n8 D - border: 1px solid #eee;
5 e! x J1 T! P - display: block;
, e+ {, o2 U' t* w% X - max-width: 400px;
& Q8 ?( l3 O+ O) G; a7 [, w& d - margin: 0 auto;$ J* T r7 ^% M, f# ^/ P1 D
- text-align: center;; n( A5 ^% K/ G- \- A) e7 w& V
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- li {
7 i, e" J8 w( L' _: D - list-style: none;( w* c+ ]( S% B
- -webkit-padding-start: 0;
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. |0 [5 P9 G& b+ ?6 K+ x - a {
" _1 u$ s$ U. I- W - text-decoration: none;
' ]2 P- R( g( w& m& P - color: #ED3E44;' W5 `% L) K d
- }, _* V8 j* p1 L6 D4 o' i
- .nav-item {
3 E2 i& }! I5 n; ]( b1 Z4 k - padding: 1em;
, n- `5 q1 g8 A. ?4 c5 h - display: inline;
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5 D+ \& O( m7 _' p - .nav-item-dropdown {: ]5 J$ w! }6 k- I
- position: relative;
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" t6 ?. r& F! i! v" N - .nav-item-dropdown:hover > .dropdown-menu {
+ f* U N& f- _( n! X - display: block;) p! ?) g8 a0 n. b/ J4 v3 Q; ^% A
- opacity: 1; H$ @1 s) H% M5 }! {7 F6 q
- }
- T3 N0 N+ F3 c1 g, g - .dropdown-trigger {
6 Q% M; @$ |9 [3 L - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {( r7 p$ P, t5 d0 q1 B
- display: block;
) A3 `; [5 ]: b& b7 H& @: [$ j - opacity: 1;
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- .dropdown-trigger::after {% |1 \* I& E# L; m
- content: "›";
; Z+ J/ X' k2 |5 ]( p - position: absolute;
2 l9 e: U6 B0 B) A Q- Q - color: #ED3E44;
6 Y% V& m6 P9 j+ K5 N - font-size: 24px;
5 J! G' b, L5 g% s8 N9 r - font-weight: bold;1 b" t8 s3 ^" ~ h y0 E0 ]
- -webkit-transform: rotate(90deg);
* Y% y. r* F* G& G - transform: rotate(90deg);
3 G* p$ w* W" p- i1 n - top: -5px;1 K! ~6 b2 y, L# W
- right: -15px;! s8 V8 l& b, d3 G# U
- } {" N( p2 h" k. B( ~0 s
- .dropdown-menu {/ v( p- Y) Z7 {4 Q0 b1 ?+ n" q+ Q
- background-color: #ED3E44;
( Z% Z# D: J! [& A8 g4 I - display: inline-block;# I$ d1 z- k$ D: ^. B" ^: p" w
- text-align: right;7 S( I, y7 B( b: G4 q( d
- position: absolute;- g0 v& L; |5 t0 Z+ ?
- top: 2.5rem;0 y. O8 N0 x# [9 P, T R1 o
- right: -10px;6 N& N0 L8 R( M; d
- display: none;
) {8 l# V7 C( T0 |" Z% ^7 I - opacity: 0;
# i- z& w; N5 U0 [ - -webkit-transition: opacity 0.5s ease;& J- f* m/ n, O4 {1 T! s, N0 v! m
- transition: opacity 0.5s ease;
0 }1 Q' H( i+ ?$ ~ - width: 160px;
# N3 k6 u* d; Z' F( r3 ]% b - } R1 h$ g3 D7 C! K6 _" N2 ^! d2 l" x! ]
- .dropdown-menu a {/ c: B) \% ^ v4 ]( j
- color: #fff;
8 n1 R) `$ a& p+ }$ x - }* a& D1 ] D0 @8 L# W: D
- .dropdown-menu-item {4 G4 d! G, `# v) I% w% C, y8 q4 {
- cursor: pointer;
* V C# j. y. `& L' D- w9 L - padding: 1em;
3 [ b: s4 z' c; L - text-align: center;
* ]4 ]0 L7 r; {$ B% F$ @ - }; E- u' ?* v# p- ^ J$ L7 Y
- .dropdown-menu-item:hover {
, x6 f) M: J+ ?' G z% U$ y - background-color: #eb272d;
% y0 J" ]9 b1 r# B0 S v' d - }
复制代码 ) w* ^2 w! A3 |' R4 K
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
: G) G1 R( Q7 m1 o% I8 P - <!-- Checkbox toggle -->9 K" T! ]2 t k$ {1 T+ {
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">; i6 L. d, r/ K1 z! d9 S, `
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
; H+ y- d0 w0 \) U! V; { - <!-- Content to toggle from www.mfbuluo.com-->7 D/ [: `& |. [
- <div role="toggle" class="toggle-content">) @* J# G6 z ?1 s+ ?$ u' o6 N
- BA-NA-NA-NA!- @) D$ {/ U1 D6 b `, L! }1 J. E
- </div>
/ I+ N7 P. S5 S' S% J8 Z - </div>
复制代码CSS代码内容如下: - .toggle {3 a7 _9 f& `0 L1 T! c# W Q
- margin: 0 auto;
1 `/ R% ^7 ]* k - max-width: 400px;
: t' @3 `9 O A5 X - }' F8 [3 c# c* r& I4 Z- [5 c
- .toggle-label {8 Y Q% H( R/ E9 d9 y* k7 q7 L! @
- font-size: 16px;- ~; m; h# n* m0 T
- background: #fff;: |; ?! G. s1 }) ~9 T( K$ `) n2 c
- padding: 1em;
# I: o/ `2 @" K7 |0 D% b* u$ T - cursor: pointer;
! N. g* I& p8 a# B" Q - display: block;* d: s: k3 p. }7 Q$ x, K
- margin: 0 auto 1em;
9 H# |4 Q' _$ i - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! t p, i8 k% i7 G, u2 s5 f" U
- border-radius: 4px;
* p* h/ b4 h" ^1 ]; h8 E - }0 S# F0 s+ G- z3 E0 v+ y) ~; P
- .toggle-label:after {. ~# ]. Q) t3 @, p
- color: #ED3E44;
8 V1 ]* |' W4 a% [: a - content: "+";, c! t. e3 y5 s
- float: right;: D3 k1 A' C. }
- font-weight: bold;7 ~4 N4 H m# @
- }
' X$ D$ ?7 ?, P' H - .toggle-content {3 h% Q! @8 O ~: w
- color: #B0B3C2;
- ]' [( v; y& `, F - font-family: monospace;/ U; g; y8 i4 y) o
- font-size: 16px;
2 O* N L, p& O1 S2 U; R( \ - margin-bottom: 1.5em;
/ D+ y2 j! \$ V0 b! O - padding: 1em;( J8 M' I- l( p# z0 l
- }
& b! s/ k4 ^2 Q - .toggle-input {5 V/ z( n- T. i
- display: none;' v* s7 a' c1 L7 \, O% `0 [( y8 Q/ i
- }
$ @4 Y! n% Q* e - .toggle-input:not(checked) ~ .toggle-content {5 q( J0 m c3 K9 g# Z% b# v
- display: none;
. w6 z9 j* d( h5 G4 {& l - }
- V) g J7 p. {7 a- a( @' ^ - .toggle-input:checked ~ .toggle-content {
' d, [! p, [; g" w - display: block; ~0 U: s9 r+ K
- }. K3 k: D, Y. F# u
- .toggle-input:checked ~ .toggle-label:after {7 `9 R' c2 k% T
- content: "-";* o8 J {, j; [& q3 B& O. Q8 a& s+ k- o
- }
复制代码 2 q* Q A( L4 h. W7 T( R/ b
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