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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!">/ v, O' Y: O4 Z2 U! N
- Label for your tooltip
/ a6 B1 S/ {7 q( R - </span>
复制代码CSS代码: - .tooltip-toggle {
. n4 k: b/ X7 Z+ n - cursor: pointer;
: y# }% ]0 E) e5 L* V) j9 w - position: relative;
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- .tooltip-toggle svg {! u: w; \4 x+ }4 g0 s9 ~) U1 N
- height: 18px;
! Y& d0 v K U4 p# |4 B9 Q - width: 18px;% N& r% [$ w# S* r' R& q
- padding-right: 0.5rem;2 S: n/ o" N6 X/ E3 A
- }
, ?* d+ g" b& l9 r& B5 h/ }0 r - .tooltip-toggle::before {
! V# S& M# }& \% {5 V - position: absolute;
4 I) V4 L& ^( C" o1 @/ M. ]& E5 Y' @ - top: -80px;. u# y) J0 @4 ~/ l
- left: -80px;
% n* w+ z* `7 u8 M* ~- I& \$ M - background-color: #2B222A;
, O F7 H% O9 c. j) a - border-radius: 5px;
1 o" q! u/ u0 d - color: #fff;8 b u3 K6 G( J3 S- a, t( e" \
- content: attr(data-tooltip);7 g3 H, A( |2 n9 x
- padding: 1rem;
' ]8 Y8 u+ e5 g% K2 A/ v, n7 |/ { - text-transform: none;
$ ?( j" Q8 f2 H( u4 A4 A! E$ p - -webkit-transition: all 0.5s ease;$ r8 q k! k% V- @6 @% L# B
- transition: all 0.5s ease;* k& V+ S" P% M5 G' F& }
- width: 160px;6 D: L" D5 O4 K) q. ?
- }
" j4 u z3 }0 v$ y# w - .tooltip-toggle::after {
; x& P _5 Q/ N - position: absolute;+ @+ \9 x" n! R% T6 x5 U# L
- top: -12px;
" |) |- p2 b$ ^5 t R1 ^8 ` - left: 9px;( l, t% V0 l* ]& h1 [" W
- border-left: 5px solid transparent;# J" w5 S1 a8 @* f' I
- border-right: 5px solid transparent;
1 Z' `1 j# t9 O+ J - border-top: 5px solid #2B222A;) J5 x ?8 ~1 I$ r7 U" C) V3 Q
- content: " ";
* ]. p) b9 u j4 P6 c5 H+ z. s - font-size: 0;* c( F8 d! i3 A" t0 e" U [
- line-height: 0;
) H# b& F1 T" S; e5 {) x: M8 v" ` - margin-left: -5px;
% W6 R; o9 d# T1 D8 F( s6 x - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {9 |1 J) E X( D4 E6 _
- color: #efefef;7 S8 v8 H M' H& y- T4 C
- font-family: monospace;
9 _. i0 K9 T) Z& ? - font-size: 16px;4 x- T: S; T% f5 d5 v2 V8 }/ r* D
- opacity: 0;# k# X7 u# _2 t9 a3 A! F7 _
- pointer-events: none;- v9 d7 P' B1 S& o5 q2 B- f+ ^# I. F" o
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {) ^8 U4 J- J# A: g. ]) h4 ~
- opacity: 1;% Y7 f6 w1 B" j3 L
- -webkit-transition: all 0.75s ease;
4 g% H6 f5 `4 X5 ` ? - transition: all 0.75s ease;" h" l3 ~: {& e4 A. }
- }
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">( Y; M, X) K$ b8 `5 J3 @1 }1 ]
- <ul class="nav-items">
4 a2 W/ p" t2 q - <!-- Navigation -->, S8 H4 J/ \8 U+ t0 s0 h
- <li class="nav-item"><a href="#">Home</a></li>
( j, m. o+ G# M, E6 L) m - <li class="nav-item"><a href="#">About</a></li>0 `! y- ~1 @ d0 D, P' [
- <li class="nav-item"><a href="#">Contact</a></li>) A! ~0 Q& O* @. K* s; {& n
- <!-- Dropdown menu -->
; ^9 e: Z4 v6 B9 ` V4 `5 C - <li class="nav-item nav-item-dropdown">; D' T6 V5 O+ I. q' A
- <a class="dropdown-trigger" href="#">Settings</a>4 T# R, m( ~! a, m7 @, ?; G
- <ul class="dropdown-menu">
( `% }! r5 M+ ] M D% s - <li class="dropdown-menu-item">
- k" a/ K; U6 A' q4 X# K* X - <a href="#">Dropdown Item 1</a>8 Y, Y9 f. R. Z" r7 O r% [; w
- </li>
8 i8 t8 ` O4 F+ \3 Q3 O3 L - <li class="dropdown-menu-item">
$ N6 ~/ J0 |2 q' O; } - <a href="#">Dropdown Item 2</a>
& b4 z- ~! l( ^ - </li>
3 x5 v! e. {* b! j$ }8 o - <li class="dropdown-menu-item">
5 z& j. A ?: g - <a href="#">Dropdown Item 3</a>4 |3 V! _- s* [$ w# d6 ^$ G: v
- </li>3 o* y( l, B: _! A( k4 V3 h, Q
- </ul>* Y3 @) ?6 J( [- ^
- </li>
, w% ?: ?5 F' M* h; T - </ul>+ I4 K! p# t6 G: d) @7 f
- </div>
复制代码对应的CSS代码如下: - .nav-container {
8 G0 _0 G1 | }! X5 X# ]! h - background-color: #fff;8 F+ T9 }0 ?; H6 s( n1 m
- border-radius: 4px;
- K+ C+ |2 ], _! T% h/ {, U5 u6 ` - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 o# P. o4 F/ n: U+ E. i; `8 T - padding: 1em;
: Z+ g6 }" [- t4 \0 y5 n& g - border: 1px solid #eee;
, n) c j: Z6 I - display: block;* a0 n% C8 v1 k! o+ u. s
- max-width: 400px;/ T2 F# x2 E7 R4 g( o8 h
- margin: 0 auto;
1 Z4 G& _5 \/ c& k5 r" z8 T - text-align: center;' x* A4 I/ b! K
- }
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& s" |9 \7 Q0 y, T9 @ - li {+ D# J+ U( z* x/ a" c `
- list-style: none;
) k! K1 z( `6 N! t$ u1 p6 G: J& X - -webkit-padding-start: 0;
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# _2 }1 Q7 H) g) m% s' E - a {
1 o3 x F# e0 l; b) h) r - text-decoration: none;
+ i* b/ c p; i1 A; A- z( e - color: #ED3E44;
6 Z4 }$ q* f8 r - }
2 S; e1 `: u; \1 X - .nav-item {
9 ]% O! C7 \% Y7 P' Z; i - padding: 1em;7 f! N8 y: T/ f# `: ^$ z
- display: inline;
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0 X8 B- n$ B& ~" l' S5 J - .nav-item-dropdown {
: f$ o' u7 L" X1 M - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {$ ~( I' E5 b% s! l% S6 X3 j
- display: block;
: X& x; h* L2 U# ^: P0 k - opacity: 1;* e% y0 @$ b- R
- }( f- T8 M+ `" w+ }) X, W
- .dropdown-trigger {
- D& U, v7 f% j* G - position: relative;* Z! d4 v4 d p! T) N/ R
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- .dropdown-trigger:focus + .dropdown-menu {# z7 I6 M, D9 W% }2 D
- display: block;
2 w/ e* ~% [7 ]' F - opacity: 1; t z7 K( d; G1 d) D0 e* w+ l
- }9 s- F% M2 _6 s5 I! [
- .dropdown-trigger::after {/ e1 A6 X* {4 _0 u9 ^
- content: "›";
/ ? Z" n' D" S; _ - position: absolute;
! k$ ^4 @7 S% a% ^: N- y, K9 D7 } - color: #ED3E44;
|9 m) U7 o$ n! V1 y/ a7 o/ | - font-size: 24px;7 B& S/ N. C: T2 V7 _
- font-weight: bold;. G6 J, e' V5 v, p
- -webkit-transform: rotate(90deg);
) R. n8 w- v! ?: R - transform: rotate(90deg);) [ t8 `8 g' @0 e- N/ i3 K% R4 S
- top: -5px;
+ w1 ~& L3 h1 j5 x - right: -15px;
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- .dropdown-menu {
- M K6 H2 E ^. g4 n - background-color: #ED3E44; @2 y9 ~7 k% A; V/ }
- display: inline-block;3 {. e% B% ~6 N2 C1 R) Y$ E
- text-align: right;
+ g5 L, M8 v. p - position: absolute;/ j4 {. h9 t- [$ K$ T+ n3 Z# M+ W
- top: 2.5rem;2 Q% p" L. k! ]) n
- right: -10px;
0 ]% D* e A/ k. ]: y- P - display: none;7 Q/ r& E- @( r4 J- ?8 h: Q% N
- opacity: 0;
3 X, @: G/ k9 Q* F1 Q - -webkit-transition: opacity 0.5s ease;
5 P0 F+ |" b o. U - transition: opacity 0.5s ease;
8 z2 O6 _! ^+ m* g( s; ^8 P; g - width: 160px;
( Y0 D% m \ D - }2 @; [) b1 f5 _ u2 m" n1 ]7 J
- .dropdown-menu a {
+ d; z% r* l6 ]5 ~* X - color: #fff;
( P" K5 v7 k4 K7 }& ]& ?# Z4 O0 f - }
1 ?& J- S! c2 N7 a) y - .dropdown-menu-item {* b9 S% c6 ]& O6 L
- cursor: pointer;
h" y( i9 }( k: l. E - padding: 1em;
2 K0 k- |) U) S p( E$ W+ @/ J( _ - text-align: center;
3 P4 r) l8 G0 u: X3 M: n! Z8 x2 m - }
/ b2 D/ ~3 U" N) V - .dropdown-menu-item:hover {# h& z( `1 `& B
- background-color: #eb272d;
3 D! C. J7 V. M7 X7 j - }
复制代码 1 Q/ x/ e" i/ Z3 B. p5 g' g
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
5 T4 l: \8 W. O( N1 g" Z4 ` - <!-- Checkbox toggle -->/ U: h5 f2 G! j; t! r8 S* k
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">) ^) P/ B5 k: W' a3 b" I+ u$ s
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
( [% c' [& ]. G. ?) y - <!-- Content to toggle from www.mfbuluo.com-->
9 K6 B/ P) |+ D: y - <div role="toggle" class="toggle-content">
' \# Y1 j. y( o% P3 D - BA-NA-NA-NA!
9 ?$ [1 z* \1 _4 q" p( x - </div>5 M! T+ p t) }: f( ~ L
- </div>
复制代码CSS代码内容如下: - .toggle {
( }( `2 K( l8 x5 c5 q2 ^- W - margin: 0 auto;! p$ k9 _& C: O1 N+ u# t6 Q
- max-width: 400px;
! J1 \! H x) U - }
5 D7 c h( }# h$ j5 z# q7 `! e - .toggle-label {5 S# w1 f4 m$ K% ]
- font-size: 16px;
7 D& C+ B" {- ^/ A9 G9 k: I. C - background: #fff;3 ~* F! ?$ F3 A8 b
- padding: 1em;
4 S" a6 j1 c" O0 n+ O - cursor: pointer;
& g( ]- }; x8 l$ s' g; B+ `3 L7 E4 K - display: block;
* N! i6 v" d% c - margin: 0 auto 1em;
: s& j( c3 u5 Y2 N2 v7 V - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; T" J4 E: E8 E - border-radius: 4px;4 `5 U" Q1 ^( s4 {1 L" m# J
- }
7 H. E! p1 [! C$ ]- I/ ]4 |" ]/ j - .toggle-label:after {9 n0 |$ z+ M9 o F5 [$ E. l. h
- color: #ED3E44;
4 q) H) v, x9 Q5 O# x. j: _ - content: "+";# V& c% X% _8 s0 a# {* m
- float: right;: i- h4 x9 k- P. k
- font-weight: bold;
# E0 f. e8 o3 q2 c- n a - }' n. N. ^! U" E5 W$ Y7 j
- .toggle-content {: R5 k5 E5 E5 f n% _8 h) K1 [
- color: #B0B3C2;
( n/ I* G* r) ^9 h! S3 H* G - font-family: monospace;
- s T4 ~4 R7 m- _9 I8 ]( j - font-size: 16px;
# |' j" Q2 J2 A [. C! b. @ - margin-bottom: 1.5em;
* i) [! a' E, x$ C3 E - padding: 1em;
7 A4 i8 U& G, P, j - }
: ]: ?9 o4 H- T0 ? - .toggle-input {
$ n S9 M# o% I" ~/ s) f - display: none;8 c% d6 D6 h& K# u& Z
- }
3 a9 J) d6 B4 B) E a. B. n- A* k5 T# k2 j - .toggle-input:not(checked) ~ .toggle-content {7 S% n5 \: A1 V8 w2 J8 C G) |! W6 N3 r
- display: none;3 K2 X! l4 D" ?( A& J" } x
- }
/ d2 h) M, i) P# z- I5 I* A) O - .toggle-input:checked ~ .toggle-content {
8 R$ v9 P3 K1 a5 b4 ? - display: block;
! e# j2 Y; j0 e8 _2 [4 a& w2 f% P - }
! x3 q7 b" ^( ~, F" c7 @' o9 T - .toggle-input:checked ~ .toggle-label:after {5 a7 `- w- Z2 Q0 j8 D$ g# K2 x/ p$ \
- content: "-";* d9 C* s, g* j+ ?( A8 s
- }
复制代码
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