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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!">4 ]( n3 ]7 _' `
- Label for your tooltip% M# Y' } S5 {. y# d8 w D
- </span>
复制代码CSS代码: - .tooltip-toggle {
" r. q- z1 ^% l1 K# s- E0 i C" E - cursor: pointer;! T. F; u- p) I, _6 s2 x( X1 o% N }7 D
- position: relative;
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$ h7 y) C$ R! p! D+ J - .tooltip-toggle svg {! _( A, a& Z( ?" j$ X. {' P- Z) V
- height: 18px;" O" a0 G! o. G0 @( C
- width: 18px;1 ]. A5 K1 P; e% c
- padding-right: 0.5rem;5 J" m* O0 V# a9 a6 K
- }
# z: p$ \- D5 W9 S$ d+ U - .tooltip-toggle::before {
) B6 G5 `8 |7 d1 }9 R - position: absolute;' m9 x% y" I. I( ~ S; j( T6 b
- top: -80px;
* G. U+ S. Z0 _3 n- Z) _- ~3 v1 B* ~ - left: -80px;+ K b; ]/ I% x4 U3 |, j- h
- background-color: #2B222A;6 ^( n: W+ D! w( p4 ^, J
- border-radius: 5px;2 ?) @$ G% r; Y6 B7 K
- color: #fff;' b0 A: B' x" C( ]; d/ w( W% F' k% C
- content: attr(data-tooltip);
/ x& c! o$ E7 x; X - padding: 1rem;% v# u' k7 g0 P1 ^) k: D$ e0 Q
- text-transform: none;
( u7 {& I+ \& W1 O3 {4 r - -webkit-transition: all 0.5s ease;
$ n a1 j' L3 c) t0 h6 F - transition: all 0.5s ease;
2 X6 e4 @- u6 ?1 W2 J1 p - width: 160px;
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6 K" m$ F. ^: Q# Q1 e: H0 k - .tooltip-toggle::after {, l& X, h4 C" P9 ~0 ] P/ Q i
- position: absolute;
7 J' R& O9 [- y - top: -12px;
/ w: d }' |2 R6 @" [( \& R - left: 9px;# r [0 ~5 Y1 x8 S4 V
- border-left: 5px solid transparent;9 s2 O* r& M" Z& v
- border-right: 5px solid transparent;
& G! I2 }+ \+ P/ @* R - border-top: 5px solid #2B222A;
" }. k( n3 L# {" p - content: " ";
( |2 w' U" o. y7 t2 T! i7 v, y - font-size: 0;
5 u# d. w9 M. r - line-height: 0;8 R: {( r# ` ^
- margin-left: -5px;3 ~, C7 e. L$ s0 x
- width: 0;( ^+ i# o) o! B/ X8 }/ U2 y1 t
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- .tooltip-toggle::before, .tooltip-toggle::after {
$ S9 R9 ]* b0 o- `" q6 B - color: #efefef;
+ v/ [( q6 Z) }! V - font-family: monospace;
* O, M* J' g" c. Z$ Q - font-size: 16px;
' ^# v4 }/ c G% [% |% Y/ t - opacity: 0;+ X; N% b3 S7 t! S. E/ ~8 F
- pointer-events: none;
$ x( S5 Y; E% M& k: A1 P @( G - text-align: center;/ U: e2 e M( r, z1 l( @, F5 _
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {; H# k/ _, o" j+ G) X' n
- opacity: 1;
8 e# U0 b" V/ z* ~2 W3 f - -webkit-transition: all 0.75s ease;1 w0 E, W i; J9 Y( M5 F$ K& A- x
- transition: all 0.75s ease;
: f# e) d) E0 B9 V2 z - }
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">& Q# d1 l9 N( H1 D$ A: j' C
- <ul class="nav-items">! o/ T8 H% ^9 e2 Q0 S/ K
- <!-- Navigation -->9 C4 y! v% ? ]' Q' g7 j& f
- <li class="nav-item"><a href="#">Home</a></li>
/ L4 ^3 F! P: J* \6 Q# O$ H2 k - <li class="nav-item"><a href="#">About</a></li>
2 k- k2 c( }% i! { B" ?- R - <li class="nav-item"><a href="#">Contact</a></li>+ B6 X; O' B6 G
- <!-- Dropdown menu -->* W8 y/ F Q7 o1 T& T' g- m
- <li class="nav-item nav-item-dropdown">
6 u7 x a. T) b& x4 ] N' q - <a class="dropdown-trigger" href="#">Settings</a>( I* _: Q8 C2 Z
- <ul class="dropdown-menu">, o7 y% F8 Q& R2 p
- <li class="dropdown-menu-item"> V6 Y/ L3 u% @) U
- <a href="#">Dropdown Item 1</a>
5 B! h4 e Z; ^, ]+ u, k - </li>
Q0 r5 r0 W0 @# M I9 J/ t - <li class="dropdown-menu-item">$ ^$ V2 Y. B) r. C5 |5 m: q
- <a href="#">Dropdown Item 2</a>1 L$ H1 Y5 v8 W3 \$ t0 B
- </li>1 o: P$ z' L# @
- <li class="dropdown-menu-item">
" y3 {& P; Z+ Z' M - <a href="#">Dropdown Item 3</a>
8 @( r' q/ A, Y p - </li>
2 j4 P3 u2 T$ A# Z9 e, u2 s - </ul>6 e" N. ]/ c: @% @0 b. X
- </li>; ?! }5 R E! e. a
- </ul>0 ^: Z. H6 l, h9 z) c- {
- </div>
复制代码对应的CSS代码如下: - .nav-container {
/ X+ U# y N4 K8 C. z - background-color: #fff;( `1 X e3 W# K, ~' m% z0 g1 p
- border-radius: 4px;1 s. e& n! `' o2 b
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! c( N0 |; ]6 K5 V- Z& E - padding: 1em;( }( ]$ j/ h5 r. ` M
- border: 1px solid #eee;/ p$ ^5 I6 y1 g& n6 C( W2 ]0 X
- display: block; R1 P& e# Q, ^6 r" s
- max-width: 400px;" ]* t7 h( u7 ~; c
- margin: 0 auto;
5 L8 g' N* c% r3 j# G - text-align: center; A! R2 A/ `4 w% i; k5 X6 e
- }
% { b( J$ b- u( A. S - ul,$ ]* R! s/ x: N. c5 z
- li {5 e* ?& L. J4 q- V, V& P+ M4 Z
- list-style: none;
4 `( C: f0 Z- y - -webkit-padding-start: 0;$ F4 n# o3 N1 I: T4 Y) y/ s8 d
- }
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- text-decoration: none;
4 X6 G5 `: s0 ?! {/ @ - color: #ED3E44;
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1 @. Q* O. }0 g - .nav-item {
2 O9 Y% j* G1 h7 L* W - padding: 1em;
* ]5 K% G% d, b& i - display: inline;7 f" I. O- p- ]" u4 j
- }
0 h0 i. K' e: E - .nav-item-dropdown {8 ~% x% A; t% m/ d
- position: relative;0 [' j, f% a5 |( P, ?4 o
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- .nav-item-dropdown:hover > .dropdown-menu {. ^% D, y3 w3 V+ E( Y- `+ a# A
- display: block;$ V' n- J( U8 b2 v3 o2 Q8 `
- opacity: 1;( n/ r! d+ ~6 f5 P7 Y
- }6 C# F$ I& f. h& I q
- .dropdown-trigger {$ n6 F- x6 f0 g8 k9 I; I
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {/ W/ ~1 t9 d6 l$ [) c
- display: block;
" L! _! b! K' M) D$ H# S: W+ P - opacity: 1;
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- .dropdown-trigger::after {" |& Z; `4 U9 Q- \5 G
- content: "›";
, k L# B& B j( O1 T1 k/ H - position: absolute;
$ i- _1 Z% g/ R/ k - color: #ED3E44;
7 i) _0 O4 V- a/ ]- `3 n) p0 U - font-size: 24px;1 V3 f8 H, C0 [- x3 d
- font-weight: bold;9 C# o) M; e! {6 T# }; X& a* r4 Q9 `
- -webkit-transform: rotate(90deg);0 q( I9 h3 Y/ x7 ^, n1 ^4 l7 `; y: T T
- transform: rotate(90deg);9 ]! z- y5 V/ T: Z8 a
- top: -5px;
. S0 f. R- n7 w/ L. h- W - right: -15px;
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- .dropdown-menu {
% V a; `6 Z% V; w' p* L2 h - background-color: #ED3E44;
0 r7 F- M2 e' f8 ^( B - display: inline-block;
! H' _7 u5 Z: E1 R - text-align: right;
$ d" c0 e* [9 s) \. ] - position: absolute;& l$ v0 d" b1 a4 E5 f; e9 r
- top: 2.5rem;& D) e% `0 X3 D* G
- right: -10px;
D4 \1 t: A$ ?# G - display: none;) X8 ?& n: {/ F- W4 B# C
- opacity: 0;
, U+ X) L0 `4 S. {- {! b% H - -webkit-transition: opacity 0.5s ease;
+ }3 `+ k3 c2 ?3 O5 c9 m - transition: opacity 0.5s ease;
; G7 z( t5 _* P4 Q - width: 160px;* }% d6 v8 U1 i/ `# P2 z
- }- ?$ O- U# H( Z8 o" i% N- J* e
- .dropdown-menu a {1 s) N7 ?4 K# L/ s) y5 |7 D3 U
- color: #fff;
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- .dropdown-menu-item {
4 f" a1 f- h9 h3 C- w - cursor: pointer;
6 `* Z: |4 \1 X0 X - padding: 1em;
+ M! j3 w# a# S/ d/ T# K - text-align: center;6 U% s) N& ^8 J/ ^
- }- ~- T! c+ i4 [6 Z; O4 G* Z
- .dropdown-menu-item:hover {; y/ @- _1 J5 X6 q, p3 T: K3 j3 p
- background-color: #eb272d;
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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">
8 X! c5 N1 a5 Z- ]) V - <!-- Checkbox toggle -->4 l2 q, x3 Z) I8 T" E9 y
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- j; I, w4 a9 L/ P- O0 k9 a - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>4 L! }6 d, f. ]: G3 _% W
- <!-- Content to toggle from www.mfbuluo.com--> g5 L9 i7 @; m$ i
- <div role="toggle" class="toggle-content">% @) _- O" \9 S$ p/ g& \0 J
- BA-NA-NA-NA!% D" b+ e0 y8 E- S
- </div>
3 X4 D8 ?7 w4 r! b' c - </div>
复制代码CSS代码内容如下: - .toggle {3 u0 K8 T8 k- r
- margin: 0 auto;+ L' T6 D N* M9 d( ?$ k0 y
- max-width: 400px;
& n4 s4 I9 N3 q; a1 v: X - }% H4 ^! C8 x- T3 ?2 |' V( j# ]
- .toggle-label {! Z0 `, ?! r+ ~+ n; D
- font-size: 16px;: W R: h& O: o4 A
- background: #fff;
& p4 l- a) | ~( Y/ d: F- l - padding: 1em;
2 T# f O2 {% ]# U# N; g9 i - cursor: pointer;/ ~4 Z' l7 F! }4 Y! s
- display: block;
+ I3 y2 J j# k) K4 H" l1 U& v - margin: 0 auto 1em;. j: U' Z4 W: X' [2 g
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 [ ~; K- r1 \9 X" t
- border-radius: 4px;& a/ I2 z8 w0 T- I
- }2 L: W/ t5 `: N
- .toggle-label:after {, a! w3 j2 c2 n! Y r: {: X' M. j
- color: #ED3E44;
: U. M( }5 S2 v8 a9 X - content: "+";
+ E, O# h- t! k( R- M) l - float: right;! V) t) _$ r/ J) o5 {
- font-weight: bold;8 ]8 @/ t: ~0 L; q4 Q' S
- }* X* I" x, g' ]$ t
- .toggle-content {+ |( f7 L" ~; `
- color: #B0B3C2;7 O- {1 Y% R" l: }2 d0 W( v% Y
- font-family: monospace;* ^: s3 E) F& z. k9 |
- font-size: 16px;
O, V! ~$ B1 @! w! `9 U/ O - margin-bottom: 1.5em;! y0 F% @; L" V, M6 B
- padding: 1em;
' f* c4 _% Y0 Z: w+ e+ q - }' s) L1 t! |! M8 A
- .toggle-input {, f+ J- W) F; f( {+ T& l5 Z
- display: none;4 P9 S! W, d& ?; H! }$ |
- }& }0 ^ D5 i$ O! ^
- .toggle-input:not(checked) ~ .toggle-content {
% [; J* F3 o: |: {3 g/ W/ U5 L# R - display: none;$ A: Q' n( u& @; I5 f
- }
8 d: b9 L5 C. m/ U6 k - .toggle-input:checked ~ .toggle-content {
& L3 R `/ g8 A. M1 x1 e$ \8 T - display: block;6 e4 s9 x7 Y& u$ ]- F0 Z5 c
- }0 S3 w1 x& z% I
- .toggle-input:checked ~ .toggle-label:after {
9 X/ a! H3 X0 O2 i; c2 }, A - content: "-";; H0 \$ y" ?% }. A4 p
- }
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