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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!">
# h9 Z0 ]# H: W! m - Label for your tooltip: [$ k& i; v t+ }' s
- </span>
复制代码CSS代码: - .tooltip-toggle {
6 c( J+ |5 {, K! J0 U - cursor: pointer;( z6 E( y- R) m S% V3 Y
- position: relative;- \$ {! T+ M6 N ]* r5 q# r
- }
% S6 q& T7 u" x6 P. |. @1 ~ - .tooltip-toggle svg {
% E, V$ H2 U, ?! D2 v3 ^ - height: 18px;" x: |1 X3 y1 `8 z; T: |
- width: 18px;
7 w4 o; T6 G0 B# ?3 v - padding-right: 0.5rem;
7 u; w' q6 O( w3 [$ N+ F - }
2 g) U; ~6 ^) q4 x) o8 p) l. u - .tooltip-toggle::before { V! }0 w5 G2 E' g2 i7 V; e
- position: absolute;' R/ o3 y0 q: Q1 \- E) T& A- g' a
- top: -80px;8 G% z" V b5 {4 q$ A
- left: -80px;: O. j: D6 E+ K# Z! |: A6 Z% j
- background-color: #2B222A;8 F$ R( p- { ~5 w0 |
- border-radius: 5px;
" R* U9 }, D/ K: j - color: #fff;; ~+ a9 _/ @7 Q8 S
- content: attr(data-tooltip);
* ?1 c3 [- ^7 G0 e - padding: 1rem;% w- i/ o3 o/ C' w% b# o6 n
- text-transform: none;) @0 {( S- o; w0 E3 _0 {7 Z
- -webkit-transition: all 0.5s ease;# L5 @! \/ k( a/ z9 v R7 n# K9 Z/ d
- transition: all 0.5s ease;
# ^" V( W! g2 Y8 m4 d - width: 160px;
4 M) S" z3 N3 z3 r) I& S - }
" i) E9 T0 J, F0 X7 F, L# d - .tooltip-toggle::after {
, {! A& t$ I) o2 Q' k" v; e" U - position: absolute;
" F1 ^4 E. T* |- T2 H - top: -12px;
# a/ b" |9 {3 r M- D. K - left: 9px;
. h4 m9 z6 Q u3 f - border-left: 5px solid transparent;
# l- O6 C: f/ N, ?# a4 E8 Z& J1 U - border-right: 5px solid transparent;
: \6 Y I% [$ S( t1 e6 B! U7 A% [ - border-top: 5px solid #2B222A;
6 n$ j x* e7 j/ _& [# U7 R- f - content: " ";
5 h* B8 v8 p6 Z7 ^ - font-size: 0;% x( e7 R' V) y% K
- line-height: 0;
2 q E* D5 L* z$ |& U M - margin-left: -5px;
. u% S4 H$ y2 M6 J - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
3 v2 x! L+ w! b7 y/ o; [3 W - color: #efefef;
. z* N* |3 [: B1 d5 l. p, I - font-family: monospace;5 F" ^$ x7 w8 u# n2 B+ p8 f) F4 Y5 ~
- font-size: 16px;
5 }! ~8 f; w- a* W - opacity: 0;; e+ q, m4 R6 f+ P/ K
- pointer-events: none;8 K5 u6 N, X, f% K2 w5 v- `
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {. k# M: m7 F' ]& u
- opacity: 1;
, I2 L( S H, q6 L4 N; U( u - -webkit-transition: all 0.75s ease;
% F ~8 q% `4 Q+ X - transition: all 0.75s ease;" M' U8 c; ?( D; g, Y6 O c
- }
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. h) a+ M, F - <ul class="nav-items">. F1 Q9 j2 ~2 K4 T! [% v; I9 b
- <!-- Navigation -->( x( U4 I9 @ ^2 J
- <li class="nav-item"><a href="#">Home</a></li>
% {" ~2 h; F6 i- a8 k1 s! J! u - <li class="nav-item"><a href="#">About</a></li>
) p( w$ V _; X: T5 @6 Q& \ - <li class="nav-item"><a href="#">Contact</a></li>! p( s9 `' p; d
- <!-- Dropdown menu -->
' `* [6 w# T. @* V S/ ] - <li class="nav-item nav-item-dropdown">
" c) l+ P6 `6 a - <a class="dropdown-trigger" href="#">Settings</a>! U; U- I2 k4 x$ _
- <ul class="dropdown-menu">4 X/ }6 R3 l; m2 U* n- V8 T
- <li class="dropdown-menu-item">+ J; b' n+ l8 S7 {
- <a href="#">Dropdown Item 1</a>
" o* O( w+ T7 K. ?1 h5 P; i - </li>
6 {* a1 K* w ~$ t# D% H - <li class="dropdown-menu-item">$ I5 w# x; ^5 @: [# J
- <a href="#">Dropdown Item 2</a>& s7 f/ T6 T @- `
- </li>
9 `( _9 J: \+ e - <li class="dropdown-menu-item">
0 D' D G! V3 i7 g: c, b: ?* e - <a href="#">Dropdown Item 3</a>8 m3 @9 ^1 p; u. M) S
- </li>; d% }4 C: U; x( j6 h
- </ul># f* W8 v' B3 l- l$ N
- </li>: A; y! E0 S1 W# {# R& e$ R
- </ul>
6 D# {2 x( m0 m& \) F4 n6 a - </div>
复制代码对应的CSS代码如下: - .nav-container {5 A. w1 r9 M2 P# J: P! B% o! `
- background-color: #fff;8 R* a x& H. F! p5 P
- border-radius: 4px;
* | R) L; L+ B1 o/ a7 b - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 u! E- p% w) T0 `' K' J - padding: 1em;- Z' W2 Y' N1 ]2 h: ?# i) [# n! R
- border: 1px solid #eee;( _2 Y# `* y" P* c7 ]
- display: block;( e/ {+ W7 E8 }. B+ K2 k, e
- max-width: 400px;/ D4 Y/ @/ z; _ s; w# \: F" f+ p8 E" z
- margin: 0 auto;
) `, i0 M3 u9 A% ^8 p0 n' \ - text-align: center;
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- li {
& z' Z7 i" b3 e- L* r& ~* @2 Y - list-style: none;/ P b; Q! u7 }; P, D
- -webkit-padding-start: 0;
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- a {
' R& Z! G) G! _ - text-decoration: none;' U1 Q2 e2 H' P- a( o, T5 V
- color: #ED3E44;1 \0 V6 [. f5 k8 n0 Z; \" ]2 Z
- }
# }- [, q5 b5 N4 ~- p+ m4 t+ H: ]$ C - .nav-item {
) M v, j$ b! N! z4 W9 h1 } - padding: 1em;! o' ^7 @: J# J
- display: inline;. C L; [5 |$ C
- }
! p* L4 u: S& b, \# q# `5 Z - .nav-item-dropdown {
) s# d% p7 v% _! m; P - position: relative;! _/ ~2 H2 x/ y
- }# }7 b( f0 @. ~ W) P
- .nav-item-dropdown:hover > .dropdown-menu {. V5 C, \* S+ L( `* Z/ ^
- display: block;; k( ?0 x$ z; i) P+ ^
- opacity: 1;9 T5 G1 J& D( k
- }
! W" K+ w2 K& z$ u - .dropdown-trigger {
4 F8 j: |9 U+ J$ i/ | - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
( P6 w: ^/ I5 Z, N& X( g. M - display: block;
9 ]6 t/ b$ f+ K2 W' o - opacity: 1;/ ^/ z) c* r9 n/ }! l4 }
- }, D `! z: i' t, i
- .dropdown-trigger::after {
0 N, L5 O6 |- V% A( U7 B& o% M2 I - content: "›";1 |' r+ l' X( {* ?$ D& R
- position: absolute;9 I6 @& }5 p9 a+ i
- color: #ED3E44;$ P: k+ A T8 }- B8 l
- font-size: 24px;
+ g$ x& l3 K; X6 R( \: f - font-weight: bold;- t4 g2 b' [! N
- -webkit-transform: rotate(90deg);# q) Y+ R8 ]$ K& A. A/ y: z
- transform: rotate(90deg);8 R4 A' T2 d. Q0 ^- e4 Z. @1 U" i5 h, B! u
- top: -5px;
* |" k/ u `/ P% v' a8 h, O - right: -15px;* f- {4 }8 N. D
- }
9 x* Q* l( F) V' s( A1 X - .dropdown-menu {5 e0 n& R$ F. W
- background-color: #ED3E44;
# @/ G4 u4 X* M: |0 V0 m% t: p - display: inline-block;
/ R4 G, {0 ]$ n3 H/ @9 b; N - text-align: right;5 }" {5 p% _3 \, d1 `2 S
- position: absolute;6 A! s& |' c8 H! R
- top: 2.5rem;2 v* k4 C; t+ z
- right: -10px;
1 O" Y( i6 ]% x, l, o - display: none;
& v5 ^) {, j+ B( r( r. c$ A$ ] - opacity: 0;2 c) n" O0 E6 g$ e9 p
- -webkit-transition: opacity 0.5s ease;
3 q1 o" T2 p' Z1 u7 q* C) `4 @ - transition: opacity 0.5s ease;% E3 Z- m& M3 [2 Z! }) Y
- width: 160px;3 z' Q5 \1 A4 M: ]' o
- }# z& w1 x* o" q6 J4 H# \5 R4 i
- .dropdown-menu a {
0 v1 k& a9 `7 ]. O, x$ M7 M - color: #fff;9 R1 G7 |/ d! X7 } d
- }2 @% E0 d3 P; i0 _
- .dropdown-menu-item {3 L/ Q2 h ^4 F7 w
- cursor: pointer;
/ x( U" i/ T' V: v% v - padding: 1em;+ j/ O) _) }% m N1 B& r
- text-align: center;# T0 v% l3 j5 t: f
- }
3 D6 |: S! Z6 F" }; X4 F - .dropdown-menu-item:hover {0 e5 [# ~/ M( _$ W+ c# w
- background-color: #eb272d;- X# q2 n* \; ?9 y0 |- {0 Z# t
- }
复制代码 9 c2 Z0 W4 m4 K" i) H# Z
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">' {% U8 F9 N& U% K0 h h( I) `
- <!-- Checkbox toggle -->
1 g+ W' |3 M$ c# b7 I% |7 u - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">/ p. a$ {, G' S9 h
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
, _ Z) r9 ]% h7 [3 X! U% O - <!-- Content to toggle from www.mfbuluo.com-->% x, Z, x3 m* o3 B( U1 Q* V& e' z
- <div role="toggle" class="toggle-content">+ u/ e n! e% z9 A. `4 ^3 u
- BA-NA-NA-NA!2 u- I6 {0 N. v: K' p4 O
- </div>
! e V4 b2 _+ c7 v' I/ Y - </div>
复制代码CSS代码内容如下: - .toggle {
* Q/ L+ ^, C& P4 k* c - margin: 0 auto;
; t) r; Y% o. t* P5 c" Z6 \1 a - max-width: 400px;% f! }; B: i6 v: T5 J
- }
9 o. Y. ^8 e% K% K* U& A9 j - .toggle-label {
/ W* x! i% [8 |/ W# n3 U, w' n - font-size: 16px;
+ G, [5 d( t0 b3 k - background: #fff;! a0 h% i! b) i% {8 B& X% R: o
- padding: 1em;+ R+ x2 ]4 m, @9 e
- cursor: pointer;
: |- W6 q6 `" _. y/ K; Z - display: block;8 e/ v3 _; f8 B% D
- margin: 0 auto 1em;
5 N, |8 R" D* u8 G! E - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- u& `1 ~, |6 Q& t( f3 ~
- border-radius: 4px;
& I4 Z4 v( u' A* ~9 A8 H - }
+ E& k, N1 s, I+ d - .toggle-label:after {
9 e6 k# H( z! o- F! K8 p; q9 g - color: #ED3E44;
" a3 i7 K9 b6 g0 u! t% k! c+ j& t - content: "+";
4 I) g1 o& ]9 ^6 J - float: right;+ E- o g1 p, W- ?# l6 Q" f5 J; q3 M
- font-weight: bold;, ^; j) j4 }6 v7 t+ e; K
- }
( K; y1 j; Z o" b) v" X - .toggle-content {
8 {* e& [: `) i. Z" u$ \/ X - color: #B0B3C2;
/ \1 m$ Z: X1 g3 g- s2 ? V. d - font-family: monospace;
. j& V) g. `; D& E - font-size: 16px;8 d7 _3 w% n) q; \7 b/ m
- margin-bottom: 1.5em;9 {0 p6 [9 m ~( Z: X2 T
- padding: 1em;6 z {3 l o: `2 P( d3 ~8 ?0 w0 b# z
- }- j0 i4 H/ `+ b
- .toggle-input {. n3 z9 O3 {0 T1 [/ P+ D+ ^# A- g4 r
- display: none; }# F W z7 W. g+ J6 E4 t
- }# r5 [7 c. V0 M0 F- y7 Z$ ?
- .toggle-input:not(checked) ~ .toggle-content {
' R+ a1 O) ~) h$ S1 I2 i9 h - display: none;! }& }- x8 ~* k: Y% }
- } o* m% l. E! x& p( N Q
- .toggle-input:checked ~ .toggle-content {
4 H2 C- D- I- d* g1 b' H! d - display: block;; `4 E# D' ?/ x( Q# K
- }
! f9 x0 z! b4 Z! g- I3 h" V - .toggle-input:checked ~ .toggle-label:after {0 x* z8 C) g" N+ n& h6 Q
- content: "-";) L- ]& i7 i9 G3 P
- }
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