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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!">( X& }4 ?1 s; ?! E
- Label for your tooltip
4 h5 h+ e" M N. y: h - </span>
复制代码CSS代码: - .tooltip-toggle {
: F% B' n7 C/ P1 p1 G. p5 I - cursor: pointer;9 [% ~$ z# _# j# J2 R2 _
- position: relative;
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6 ]7 r; [1 H" v6 k% g1 w5 w+ c# Z - .tooltip-toggle svg {# ~ V8 B4 R3 J. x- e1 J
- height: 18px;
5 I3 d4 E7 }7 }6 `3 G - width: 18px;
7 e o/ C! F, t- l" C - padding-right: 0.5rem;: M G1 |/ I2 g" F2 v+ t# }- G
- }
! D5 [% j- S; |5 q/ ?( ?4 P - .tooltip-toggle::before {& l, O( f/ a s" c6 V
- position: absolute;
" i0 d- a' n5 ^3 `7 S) F$ C8 M$ ^; z - top: -80px;
" f8 O/ H9 o1 J0 a. ^4 Z - left: -80px;* H, `) J, E- k4 k2 g
- background-color: #2B222A;4 E: `" k! h+ [& h; S8 H r: S
- border-radius: 5px;
4 i$ O# S+ E9 d( i: |+ f - color: #fff;+ C- t4 B* b: B! G J
- content: attr(data-tooltip);" f' S2 g1 G- Q
- padding: 1rem;& E5 N% h, D/ B. m k. J# A
- text-transform: none;
9 \" G, ]% w6 N$ `7 ]9 L2 s - -webkit-transition: all 0.5s ease;
3 |7 `+ K/ Y' o$ q0 Q/ b - transition: all 0.5s ease;
$ B9 p! a3 R' |" k+ b+ n - width: 160px;
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- .tooltip-toggle::after {# t6 `" a$ J) ~" K; c
- position: absolute;$ e" \, L( c( J3 Y( ?9 s, u
- top: -12px;
: j- o. x7 P) k! W0 ^; p# l - left: 9px;9 K0 U! j6 M$ J' F$ c
- border-left: 5px solid transparent;) @: S9 W3 J. p5 P7 G' P
- border-right: 5px solid transparent;% T& |( C3 ?/ w' ^8 w _
- border-top: 5px solid #2B222A;% c5 \- X! q$ M8 S1 M0 z
- content: " ";
* X$ J" M: [' e; S - font-size: 0;
9 ]* y9 b$ d" H; `6 y( z% Y# j - line-height: 0;" v( L, Y. y0 l" H+ g
- margin-left: -5px;: N3 y+ Q# Q& W
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {& j5 W' N1 F# S
- color: #efefef;
8 n8 D* p8 `8 [1 _ - font-family: monospace;. `5 ~4 y% {- J q6 ?
- font-size: 16px;
' ^6 w+ {: f0 @& f. Y$ Q - opacity: 0;
3 ]; c: M7 y: R$ Z - pointer-events: none;
7 }; G* @: j, ?, c9 b - text-align: center;% }- o8 Q7 l; e O3 @; w
- }
2 z" T6 m7 v# I! q% c/ q# M& p: y - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {$ B3 W- N9 M4 T; c
- opacity: 1;
j5 k6 @7 R) U* I1 W - -webkit-transition: all 0.75s ease;
& C; v7 n/ t$ ~) Y# y5 Y' w - transition: all 0.75s ease;0 z2 b7 [4 r0 g! 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">; y1 U* h2 h% C6 N1 I% k" o
- <ul class="nav-items">- y+ O" `; j- L& {9 Y6 v
- <!-- Navigation -->' t6 Y& B3 Q" z3 H T
- <li class="nav-item"><a href="#">Home</a></li>5 J! |/ k; y/ L1 f3 h- S# `- g" V
- <li class="nav-item"><a href="#">About</a></li>0 C c* g0 b5 Q- X$ O/ s
- <li class="nav-item"><a href="#">Contact</a></li>
& R4 ?! Q+ k r2 \* u/ C. G' g - <!-- Dropdown menu --># d, O4 e. D. y3 D
- <li class="nav-item nav-item-dropdown">
I% j0 {- T3 a% I6 }# x: r ^ - <a class="dropdown-trigger" href="#">Settings</a>
: t0 c) C7 g; U' G1 B - <ul class="dropdown-menu">3 e1 n- S8 a* C0 K5 t$ l0 ^" o
- <li class="dropdown-menu-item">
5 m k- O( h0 ~2 a - <a href="#">Dropdown Item 1</a>
) y/ U9 c1 L+ V6 z' a( V/ e/ Z& ^ - </li>4 C$ g# x5 H2 p* P0 g
- <li class="dropdown-menu-item"># }+ [6 r, B( M: B0 s7 z! j
- <a href="#">Dropdown Item 2</a> F$ p: f5 ?1 P P, O7 d! b
- </li>2 c' P5 k: j1 m4 T
- <li class="dropdown-menu-item">1 Y, T5 c- f. |! y0 n9 k
- <a href="#">Dropdown Item 3</a>, Y4 g& U" ^1 {9 S- \# L7 N7 }6 N
- </li>
4 W3 w9 C i) j1 X% o- K6 i - </ul>
, l- E `0 @2 C F2 `/ ^9 C* V5 v - </li>/ S! z- K+ R8 S
- </ul>& _3 n9 f% e) |( A r" c) e
- </div>
复制代码对应的CSS代码如下: - .nav-container {( |3 y9 E: T- t4 z' @
- background-color: #fff;
9 v/ U% H/ L% G2 U3 V& a - border-radius: 4px;$ Q1 O3 W% q. u+ T# m
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 c }8 [+ N1 Z; t5 R& C" h' t- V
- padding: 1em;$ M( W% {6 Q% C
- border: 1px solid #eee;
4 n7 B: R. y+ z/ z( K" F: y - display: block;
9 h# o& R8 s) [3 E& `' G9 I - max-width: 400px;
% H9 C$ ^4 V& L; X8 p - margin: 0 auto;
* f9 k# g; m: ^ - text-align: center;
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- ul,
}, |% W. e; v' d, L" }1 M( F - li {+ m8 H% x3 ~4 w& p1 f7 f7 o
- list-style: none;
2 Y& Z9 A" s( |1 w0 a4 F6 K# W - -webkit-padding-start: 0;. @. i$ Y( u1 @+ q( z0 u0 D6 V9 x
- }
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- text-decoration: none;
" x/ e- _$ M+ P' C - color: #ED3E44;
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- .nav-item {7 f: |& J: {' X+ M; y9 c
- padding: 1em;4 C& }9 o' @. p! m7 F9 Q$ v0 ^! H
- display: inline;) o [/ E, }* i+ V7 N
- }
5 I# o }. I% X, ~' {7 D* m - .nav-item-dropdown {' B) ] D- K# }9 I+ V) n; N
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {; ~9 ?. Z) \6 q- S
- display: block;
: r$ g% g8 x4 p - opacity: 1;
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- .dropdown-trigger {* M& ?8 f$ n" H( ^/ r6 c: y9 N, b' K; w
- position: relative;5 T8 d$ d) ?! s: k
- }9 w7 P5 \! O6 f9 z& O2 q
- .dropdown-trigger:focus + .dropdown-menu {
& r/ }% @( L0 k! R4 \$ v - display: block;
5 p) C7 n* ]) U9 ?) Z9 k: \ - opacity: 1;
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- .dropdown-trigger::after {' ^/ m% j4 p* F4 d: F4 S+ o8 {% z
- content: "›";8 q9 R2 G$ d4 v
- position: absolute;1 Q0 g v# G$ |
- color: #ED3E44;6 N; s& G3 M }6 E9 l( G% `" E0 L
- font-size: 24px;$ @ u2 q1 m6 e P2 C5 K# q
- font-weight: bold;
5 G2 u. i, R3 ~) ]6 m. g' X - -webkit-transform: rotate(90deg); o; K" D9 {. G/ r8 J" ?
- transform: rotate(90deg);$ N5 e. A; }" @) k. l9 P. F+ g
- top: -5px;
0 W4 \0 g* C r) o0 d/ W - right: -15px;; `7 ^( ~- U* r4 K! H i- N8 J1 ?. y
- }. @) T3 Y5 f: E' a: ~. s
- .dropdown-menu {; B4 @( I& v6 G. {+ G
- background-color: #ED3E44;
5 `5 r% ?9 a$ j y - display: inline-block;9 \" E; f3 a1 t: \* w
- text-align: right;/ ~0 L! n8 i1 i1 _+ G/ k, b0 L
- position: absolute;& Y# j7 q; N/ a: Z1 t$ w; z k1 M
- top: 2.5rem;9 F/ N0 u+ c6 A7 M! ?5 b- E. e" L
- right: -10px;
/ o" }0 P6 s8 G - display: none;; j8 j! Z4 @0 M% ^. K/ D
- opacity: 0;
/ \4 n: a3 x. C3 R; H: E! P) [5 F. ^9 { - -webkit-transition: opacity 0.5s ease;0 g& }0 P$ B( c/ V
- transition: opacity 0.5s ease;8 ]7 @3 g' l# S
- width: 160px;: y; c+ S9 E4 g; [) X* q$ x" d
- }
3 m: S6 d0 i6 C; h - .dropdown-menu a {. R. i2 H5 M% [9 J
- color: #fff;- H0 w0 t3 V3 O, r: V
- }
5 u, }$ |/ ?. s) X/ I - .dropdown-menu-item {
; O5 a/ f* D/ H3 A/ q - cursor: pointer;" y0 i. ?" i# r/ e3 s
- padding: 1em;3 k" s' Y+ d7 g
- text-align: center;
& ^1 W& s1 s: S+ N& _/ c6 c - }
7 p) m e8 u" s- s8 Q - .dropdown-menu-item:hover {
$ u9 l& D5 [) P4 K3 k. j( d0 W4 s - background-color: #eb272d;
* R' { \" ?5 ~6 a3 _5 j8 B - }
复制代码
3 ?5 i4 {$ T6 c, Y+ {可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">$ l( |9 U" H$ X) l; [
- <!-- Checkbox toggle -->+ j% b4 e8 |5 l9 s: N0 D& ]
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
8 G# c6 T S1 a- H' P6 X$ }2 n - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 d2 F# C' t, Y+ k - <!-- Content to toggle from www.mfbuluo.com-->
w; R; P. b4 `' L7 q' `# n* e& s - <div role="toggle" class="toggle-content">
# z1 d5 |+ G+ _. G% y# w - BA-NA-NA-NA!
2 Z/ w6 M! s4 W) t/ s6 o; Y% S - </div>! m' T4 v j( f5 Z
- </div>
复制代码CSS代码内容如下: - .toggle {% H! S: P/ J! ^# k
- margin: 0 auto;! k' ^& b+ G+ m" N+ _# c; ?0 z
- max-width: 400px;; h& J8 {, u- y( B; n8 C* ?
- }
2 E8 {" W) N" T - .toggle-label {, w, `: i& V0 g; w& i. c0 ]
- font-size: 16px;, c9 i' F+ a& Z
- background: #fff;
$ V \! u) M" N. F5 N0 D. ^; P, r) C - padding: 1em;
6 I) t# `6 C5 t5 @% e - cursor: pointer;
0 V7 F+ _# ^2 j" ~- n5 `& l - display: block;
9 v6 H$ O, ]3 ?2 x: b0 Y% A - margin: 0 auto 1em;: A) G$ Z1 x1 t4 l
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ G) j) f' F/ `; ~& [( c
- border-radius: 4px;
- A. R: |0 T- ?# P( }8 i& S - }
* O8 U1 A$ t- a5 H! U1 U& Y - .toggle-label:after {+ _8 q) L8 j. P5 f0 F& A3 S( k
- color: #ED3E44;
* [; Z. \" e9 g' B) a& @ - content: "+";
- u2 G* @; F+ y/ H* k - float: right;
% K4 n1 m5 R" Y8 B# a - font-weight: bold;
5 l: ^ {# Z9 b8 Y+ g - }5 V& A; S+ B/ [' y% T1 @- M7 ^
- .toggle-content {
" |% r2 V5 W3 x, N - color: #B0B3C2;$ W1 U& N0 W" \/ j. a3 n/ j
- font-family: monospace;
4 `* d0 d; R' b& t0 e - font-size: 16px;
6 z( D( R* V, E4 f( E5 q* D - margin-bottom: 1.5em;/ ~7 q& o6 g5 D" Z! i# ^7 g* h
- padding: 1em;% d s' h8 J* [$ l
- }$ p Z7 o( W% T
- .toggle-input {/ W. ^4 E9 {, Y
- display: none;9 ?( o' U$ l1 P$ h A) _8 t
- }
' P! F# y5 F6 w h9 _: { - .toggle-input:not(checked) ~ .toggle-content { g2 {# P+ h2 W4 W0 U; U0 Q
- display: none;5 z* ?! s: s* [+ c- v
- }
, O% X! _. _% e- ]7 T" `6 [ - .toggle-input:checked ~ .toggle-content {
& M$ M0 {; B3 f6 n8 N - display: block;, c" M$ Z8 E* Z/ H
- }. z0 C, e( y' a. n
- .toggle-input:checked ~ .toggle-label:after {
_* T8 L2 y! V1 A - content: "-";; Q5 }& ?% e6 N! o
- }
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