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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!">/ d m; x8 Y0 Y$ o
- Label for your tooltip6 b, z! L/ O& W5 S) q
- </span>
复制代码CSS代码: - .tooltip-toggle {
; ~" r2 M4 L5 ^ [! @ - cursor: pointer; G) b, I1 _) o+ |9 f
- position: relative;
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- .tooltip-toggle svg {
! m9 J! ?& b1 L8 F7 l. `% r9 z - height: 18px;
; `9 u& r+ }% n+ e+ t - width: 18px;: s2 m* P7 g& f" M3 \+ Q6 w# [
- padding-right: 0.5rem;
+ \3 g3 M0 P6 h5 o+ Y - }
4 p: c# q3 s) N8 J0 \% a- N' W - .tooltip-toggle::before {9 t3 `' S+ |) P7 H$ A! l
- position: absolute;) n1 J- U9 W0 P% u2 q
- top: -80px;
6 |, o: ]0 Y$ ^, w- j - left: -80px;
8 E/ I8 M5 B9 o x" X/ L; T - background-color: #2B222A;' w5 O* U) F) Z; }
- border-radius: 5px;
# M, G; _! N( B; F P8 r - color: #fff;
' O3 c' ^ F- D- G$ L$ B - content: attr(data-tooltip);0 G5 D# X( V; J, t% P0 y5 G$ r
- padding: 1rem;+ L+ B9 |9 C/ v- ?& _ q, y, \" c
- text-transform: none;
2 Y% |6 V& u- H4 L' ` - -webkit-transition: all 0.5s ease;
6 {+ A; t$ _9 f; ~, [/ Y6 p - transition: all 0.5s ease;
H# m0 p% w( ~) `# q- j8 n( c - width: 160px;
( J9 U% v4 p( C8 X1 e$ G2 I - }
b: Y% x" k# K' L# m- [ - .tooltip-toggle::after {
4 _5 V7 t& D% L4 D2 R - position: absolute;
* Q/ n0 i# Y) W& R! o - top: -12px;
- A; h+ s: S" c" l# r* }/ ~3 t - left: 9px;
: O0 L9 [% u' p! i- I7 e5 i. X - border-left: 5px solid transparent;& j T1 T" G, L
- border-right: 5px solid transparent;
5 b( o4 s( ]; O' B& f# W, ~4 H' l' i - border-top: 5px solid #2B222A;9 `1 z' y9 {8 Q: h
- content: " ";
4 r# k. J; w+ C" v - font-size: 0;
* P; T1 ]- w5 {: }' w# f$ I0 v - line-height: 0;- ~! w) Q U+ V
- margin-left: -5px;& }8 ]0 f0 q0 m o& t2 Z
- width: 0;
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# [, J( t0 j1 m - .tooltip-toggle::before, .tooltip-toggle::after {7 A" `7 Z8 J6 A( `7 z
- color: #efefef;
# Q9 N& U, N$ U6 d - font-family: monospace;4 E+ d! B1 w7 w1 H. i" u5 a( W5 L2 r
- font-size: 16px;. U/ S+ _. [! B) T9 c; a
- opacity: 0;; t% m+ k% S7 g0 { I
- pointer-events: none;2 z m, f9 J8 Y' I5 e/ t& n1 A* @
- text-align: center;
# R' p* \9 @6 F) b5 e8 x - }
: |2 Z( ]( ^( C' S - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
; f% Z1 }- z3 i: Y& Z9 b k6 R - opacity: 1;" j& i3 k& k) Z9 O9 _. k5 z2 x
- -webkit-transition: all 0.75s ease;: p E3 |! b1 i6 Y
- transition: all 0.75s ease;1 R0 {1 G. a0 {2 n
- }
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">
7 X* V- {4 ^+ C - <ul class="nav-items">% t" q% h0 H& |
- <!-- Navigation -->! x# h/ Z$ e4 ]" B W+ R3 y
- <li class="nav-item"><a href="#">Home</a></li>/ \! t3 G. l* O( k7 |: j* O
- <li class="nav-item"><a href="#">About</a></li>
4 Y! X! r% N- X; [ - <li class="nav-item"><a href="#">Contact</a></li>! {5 w: X# C' T
- <!-- Dropdown menu -->
0 B; H5 I6 o3 b i1 {$ | - <li class="nav-item nav-item-dropdown">
6 Y" b. N* w8 V& r1 |# ` - <a class="dropdown-trigger" href="#">Settings</a>$ J6 Y3 J! o% l' ^! _$ y
- <ul class="dropdown-menu">% f' ]9 k' u6 k& `
- <li class="dropdown-menu-item"># @/ d/ m. M5 R) n
- <a href="#">Dropdown Item 1</a>
; k4 W) z; |$ s1 F! j' C, Y: \+ B8 x [ - </li>$ ?3 X& G8 r4 C) Z0 a8 E
- <li class="dropdown-menu-item">
k3 o. F& p1 t" F2 ? - <a href="#">Dropdown Item 2</a>
+ b3 l3 ?8 W$ m: K1 E* Y; H - </li>! Y* v% }7 }$ W) [5 w1 Z: {+ O" W
- <li class="dropdown-menu-item">% [1 s* f& g Z, E% t
- <a href="#">Dropdown Item 3</a># D. [/ A! o4 X w7 ?5 T
- </li>
0 y/ N; c. Y, O# X - </ul>7 n5 L: s0 o {3 D# s5 A3 h- b
- </li>+ U e( n* \5 Q8 y, ~
- </ul>
5 p, Z, _# j1 Q - </div>
复制代码对应的CSS代码如下: - .nav-container {
0 ^$ v5 F( }3 R/ o5 T1 l; c+ e - background-color: #fff;/ U" _. I) ?( d/ |
- border-radius: 4px;" x3 _6 y0 s7 `
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! m% Z: E6 o- D4 U5 \. v& S7 D- e
- padding: 1em;
5 `8 A1 `- E; p3 a% o* x - border: 1px solid #eee;
3 _3 H: k( R& z3 l5 Y - display: block;5 H- L+ O0 c9 f
- max-width: 400px;3 ~! F- u# `; F- @! r2 ?
- margin: 0 auto;
+ I+ k7 K' Q; O - text-align: center;/ h6 C# a$ }5 T: }" e
- }
3 \6 l9 T, j1 i7 D0 k - ul,
5 Z7 ^$ P [5 Q5 V' { - li {
' S: p0 P) b; n4 r2 L' X - list-style: none;, V+ C8 p+ g* e- T4 f" A& @$ z
- -webkit-padding-start: 0;/ i: H. s7 B! C$ q e( W& p, g
- }
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- text-decoration: none;4 w8 g W4 d- E& E$ C
- color: #ED3E44;* G3 x8 D$ m( C* K/ }' v
- }3 }# U4 n: ]! K8 _. Z4 D" y
- .nav-item {
8 z9 P. Y' d' w8 h8 ^6 ~1 Y9 d& w - padding: 1em;+ S' q, L3 X- c1 {, k, R6 u% ?8 Y
- display: inline;/ ~' L% N6 o( z$ Y- W5 X
- }, v# R1 ~7 x# X/ X
- .nav-item-dropdown {
9 r, \4 m: p9 J$ r* o2 H - position: relative;9 h* _2 w& T( [! J" Q) E/ w: O7 j2 N
- }
5 f: N5 z* i1 l% Q - .nav-item-dropdown:hover > .dropdown-menu {+ G' ]! @2 P, U8 t
- display: block;; D8 q0 C/ l$ \4 [4 V7 g0 C
- opacity: 1;! I, @. F {. G7 A& U6 O p. `
- }
r0 ]; k5 i" A - .dropdown-trigger {
! q4 j( @6 A3 G9 ` - position: relative;+ @. }8 v8 o4 f4 I& D- J) J3 p$ a# l8 y! n
- }
* |3 z t) R ^4 \; q - .dropdown-trigger:focus + .dropdown-menu {, o! C" r7 {7 k k1 g6 D7 U
- display: block;
( p0 t7 G( a7 g# R; ~( r - opacity: 1;
9 n2 i4 |" B7 k' E - }
" B. x+ v" `9 t! N8 ]. B$ l - .dropdown-trigger::after {( s* H* ?# q9 A2 ?
- content: "›";
" _* E1 H/ D0 e/ ^& n7 q - position: absolute;
! m% b0 Q4 z; K1 S( M$ n0 n - color: #ED3E44;# c# u+ B' B& r; b- r/ Q
- font-size: 24px;
7 k3 c9 g9 ^: _8 E" a% m5 S8 ~+ q - font-weight: bold;, n( }" i7 j: H' q: D# C
- -webkit-transform: rotate(90deg);% C1 Z3 B3 |9 A7 x7 D0 Z& Q6 c7 s% }
- transform: rotate(90deg);- v1 ^1 ]! o+ w, ]
- top: -5px;
8 A9 J5 l/ r: K! J4 o. I - right: -15px;" G6 a+ E) f4 h1 K
- }+ d5 V' j* J& v& {- f6 D
- .dropdown-menu {
7 f; a3 W! G) o- l* @9 _! ^$ V } - background-color: #ED3E44;
5 Q: ^: x0 U; O6 |% G2 L. j - display: inline-block;
% h% E* q' ~ e9 B* c) u - text-align: right;7 ^ s0 X' p7 g& J$ j; ^& V
- position: absolute;, @8 H% y$ U7 ~; `0 V
- top: 2.5rem;, r) i# W: K4 q$ `, t$ ?6 x0 |2 ~) o2 y
- right: -10px;, T3 Z: a3 X" F1 V3 G, V5 i5 b
- display: none;$ Q' L$ Q) O1 _" V+ i* N: V
- opacity: 0;
0 l. }: I8 y9 P) ~! f - -webkit-transition: opacity 0.5s ease;+ |4 f3 ^ B, U1 U e
- transition: opacity 0.5s ease;/ ?5 e4 z' s# l# p
- width: 160px;
% O8 P) c6 y1 P+ S# |2 o - }
& v+ R4 P3 y2 F1 y - .dropdown-menu a {$ D+ o \; }/ W- {
- color: #fff; |0 d, m6 w0 D4 V, [ \
- }8 H6 h0 j+ H0 V
- .dropdown-menu-item {
% l/ [8 O4 G% J - cursor: pointer;
2 k" Q7 z, T( R% o* m8 [ B - padding: 1em;
2 K, B# w# g+ P) [ - text-align: center;
y4 R4 Y3 ~7 @1 u - }6 d6 x2 e, ?: d' ~/ e5 L
- .dropdown-menu-item:hover {* r/ |+ c1 g* |1 a) `( v
- background-color: #eb272d;
5 V8 p3 t- i( |/ F% G; ~ - }
复制代码 : H( `7 B7 b( m; n
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; N# ?0 W9 K- E g1 J; I
- <!-- Checkbox toggle -->
7 f3 w1 D. R) V0 m8 y; V& h - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
0 @, x7 w+ q3 s% [3 Y7 u - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label> Y# n8 O* T; s5 T" h8 I
- <!-- Content to toggle from www.mfbuluo.com-->
; Y3 \% O- {' g - <div role="toggle" class="toggle-content">1 K* B$ |; T5 F+ _4 A1 }. U( ~. F
- BA-NA-NA-NA!
* |' O* w3 c; R8 W+ s - </div>
! r& h' f, v- ^- Y- e - </div>
复制代码CSS代码内容如下: - .toggle { Y3 I2 d9 T4 T; o. Y# ?
- margin: 0 auto;7 `, @6 d/ b& y: ^# M% t
- max-width: 400px;
' h- S+ K3 X* q4 C6 ? - }% G% j( @+ R# p6 L/ m% y8 v; M+ c
- .toggle-label {
) ^' z% t7 t! u - font-size: 16px;/ H* `6 e2 j" L" Z" R' b% y- H( }
- background: #fff;3 p3 C: k7 |3 G* |& Q9 P. `8 p
- padding: 1em;
) o% m+ Y) \* u8 V# {: ^8 r - cursor: pointer;
8 w8 x! t( P) ~, F6 B' Y - display: block;
( L0 t% j" Z3 Z& C i- T - margin: 0 auto 1em;+ b' o" I& U* s- D: _9 [
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ W7 H8 [" n# t - border-radius: 4px;: o ]; ]) S$ d
- }% H( ] q" x) ]3 B8 U$ T
- .toggle-label:after {4 t4 s0 `; _3 O1 e
- color: #ED3E44;
( {% b5 L# W9 K, @ - content: "+";8 d* J+ O# n0 @: \
- float: right;
! W" G3 ?2 I$ a% b) W' Q+ d7 i - font-weight: bold;
. c3 @* Y1 I5 |4 D - }- s9 D2 l/ x1 Z! }: I- g
- .toggle-content {% n' o' G* i9 O7 B, e1 B) B
- color: #B0B3C2;( \. u+ P3 u8 f: s; e- C+ e
- font-family: monospace;3 Z' @8 v, l; q' l" N) h* M7 Y
- font-size: 16px;( @6 t: F$ d/ P- w9 m% p: V! D
- margin-bottom: 1.5em; L& a9 K. w( B0 s) h
- padding: 1em;
! ?8 O6 @4 [0 @& v0 f - }5 l1 Q8 E/ |3 y& ]
- .toggle-input {$ O' m' G8 A. k1 r: Y
- display: none;
! i" h3 S$ p6 C3 } N$ }! ~) @1 E - }6 ~8 t4 a9 [( B+ c e
- .toggle-input:not(checked) ~ .toggle-content {
5 j9 H" Q& ~' a. j9 X7 Z' v - display: none;
$ F4 F6 ?6 r- D W1 E - }
8 O) K1 M1 h' K( b9 J, k, W - .toggle-input:checked ~ .toggle-content {2 c* k) p5 q7 W/ g J
- display: block;
4 d7 Y- i" P( t2 c2 e - }6 C4 q( W5 k1 r( f. y
- .toggle-input:checked ~ .toggle-label:after {/ s7 A0 M" L# J2 [, w
- content: "-";0 ]& e1 U, l% q7 R; r7 Q
- }
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