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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!">3 Z6 m6 `+ i" d! i+ A# m0 o! T/ m! C
- Label for your tooltip
# b% y/ N5 G" i. I9 I& H% x5 W$ t - </span>
复制代码CSS代码: - .tooltip-toggle {8 v' W% {0 [. A' c# d+ T
- cursor: pointer;
1 L" O* X" i1 t) V+ q. { - position: relative;2 ~' U+ a% Q/ ~: m* r" \; L
- }
, ?' I# z3 R# Y3 z - .tooltip-toggle svg {
! c& e2 E: Y. H! b1 l - height: 18px;: l1 N! \! `8 H
- width: 18px;
3 z) R- U3 [5 J0 B. D' g - padding-right: 0.5rem;! ?% {4 _0 m5 k1 |
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- .tooltip-toggle::before {
0 w; ~) B0 D+ f l - position: absolute;8 h V+ K2 Y) e
- top: -80px;: [0 @ e7 U3 E0 [& Q
- left: -80px;
! s" F, N6 q9 N, i+ E: I - background-color: #2B222A;) M( B. T$ a3 o
- border-radius: 5px;
, X* F d: y( D2 V# Z" A* M - color: #fff;
) U4 C, v' k4 l - content: attr(data-tooltip);3 q) B6 @0 o. ]. b4 |
- padding: 1rem;: ]; Y2 M. J6 C' C9 W
- text-transform: none;0 u" X& d% B$ C6 `" |
- -webkit-transition: all 0.5s ease;
: V% C/ j8 x- s4 e7 |7 P! r/ F& ~, X - transition: all 0.5s ease;
6 X& ^$ ?1 u; `! |/ [% M - width: 160px;$ i, W. }$ f A. ~) m
- }
- h# c5 t ^' d0 U& f, \# P - .tooltip-toggle::after {! O" b9 M1 m2 s3 A6 \' U3 U& U4 X
- position: absolute;3 T7 f. Q7 n' l5 o, ^" H5 S
- top: -12px;
e4 A. P3 y' P: k( Y; y - left: 9px;; _6 n+ M$ M/ ]" y% f6 ]- B
- border-left: 5px solid transparent;
$ _. X3 x0 u. c$ N3 }& @ - border-right: 5px solid transparent;
( W- h4 H% Z t, P- M% H$ ~ - border-top: 5px solid #2B222A;3 p1 f9 n/ N. c0 \6 W4 {
- content: " ";; Z0 g& ]4 q" S$ |: `( ^6 H* a7 D" D
- font-size: 0;" U0 x( U) @" Z5 V+ d) C
- line-height: 0;" w$ A N; T/ T/ j- W, n5 M
- margin-left: -5px;
5 \$ m% ` t' R2 C; N7 T( C - width: 0;$ o; a1 Z- t1 ?% s- P
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- .tooltip-toggle::before, .tooltip-toggle::after {, s, ?0 h: C9 J9 o1 ]/ s
- color: #efefef;
/ _' m8 s2 X9 L0 H6 u+ z - font-family: monospace;
9 [8 ^% o3 K6 e) n% h+ l - font-size: 16px; g7 O* E; C, l' |
- opacity: 0;- f+ b# F3 ? F, q; y; y( w
- pointer-events: none;! d) b1 k5 Z' p+ f4 \ J1 v
- text-align: center;9 c- q" X- z* G; {% k- n1 C1 l
- }/ Z3 B$ [' h; b
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {/ P- w' x3 [' A
- opacity: 1;/ |/ W9 ?8 o. W, w8 `1 x6 I
- -webkit-transition: all 0.75s ease;- y9 f" U% r. e
- transition: all 0.75s ease;
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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">" E6 E% K* N, g: p+ N2 p% u" R
- <ul class="nav-items">- o2 M# `' w" H% Q( ~) v& h
- <!-- Navigation -->
( s/ d+ H0 }5 ]( g: d - <li class="nav-item"><a href="#">Home</a></li>
* j0 k) Z' u% X& _ - <li class="nav-item"><a href="#">About</a></li>
+ H& {( {& ]# j4 g$ k. @' u - <li class="nav-item"><a href="#">Contact</a></li>
& `5 U( I; i( A- F! { - <!-- Dropdown menu -->
6 n3 W% Y% ^! u - <li class="nav-item nav-item-dropdown">
% N( S$ j% w5 f" F! t s - <a class="dropdown-trigger" href="#">Settings</a>
' }- `+ ^$ M0 T2 _0 ^& [6 ^$ ]9 j - <ul class="dropdown-menu">
5 ~: Q. Q" W5 O1 ^/ i - <li class="dropdown-menu-item">( I4 P# y3 U6 o: i2 T. r2 H; s
- <a href="#">Dropdown Item 1</a>
H8 h( x" U2 n; |+ N: w3 d3 R - </li>
8 E) h# y+ ]! v8 M- w) B- _& u5 A - <li class="dropdown-menu-item">/ W' k. M# _' U( j! {
- <a href="#">Dropdown Item 2</a>
" k- @# S# y1 i% P - </li>) I T% Z: @: H. U
- <li class="dropdown-menu-item"> E* v) s% L1 G$ O" Z$ w
- <a href="#">Dropdown Item 3</a>
. E0 C' G3 L9 K5 k3 T$ b! Q - </li>& K, T$ S3 i/ i l
- </ul>
4 u" m3 i: U3 G- q: B, R - </li>
. J( J9 j- v3 _; v- N u/ i: D' j - </ul>9 G$ J0 @( l2 y0 {
- </div>
复制代码对应的CSS代码如下: - .nav-container {1 N$ C) s% Q5 J6 ~
- background-color: #fff;
5 M+ o3 T. l9 x& [: x' C/ R - border-radius: 4px;
& k; n8 h& U6 T( Z- X0 V - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; T1 N- [) _& h& s$ n* r
- padding: 1em;
* w! W9 [( q3 ]" s- a% e `5 E5 s - border: 1px solid #eee;
% d' \+ c- H+ O9 d/ [5 s" M - display: block;& F: t& k5 f7 f
- max-width: 400px;: |6 l% a& H/ `8 \
- margin: 0 auto;
' j" n# x% t3 M - text-align: center;. ]3 `: @9 u. Y- Y3 Q! G
- }
+ b- i. |+ F5 \* j - ul," m# Y, Q. O6 X7 N, V1 X7 f) s
- li {
9 B }* g. q! P/ v) g4 ^ - list-style: none;
) S% K l# x1 ~9 h - -webkit-padding-start: 0;
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- text-decoration: none;3 u" v4 f9 K x- @8 X' c
- color: #ED3E44;
2 g, w& U* f# @$ f7 b) F- h - }
1 |+ b; | _0 T( B - .nav-item {
' `5 c- M# ^* o! c2 Y! [2 z - padding: 1em;
' x* T6 x1 U+ v4 Q* n( x - display: inline;
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- .nav-item-dropdown {
6 n* N7 G7 q. j) }$ Z - position: relative;
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+ `. ~0 v/ k7 I/ R, J# s - .nav-item-dropdown:hover > .dropdown-menu {
4 o; q- f* s2 ?% @- w, a( i' V# K - display: block;
( i$ N8 Z* K0 f5 ]2 X9 W( f4 Y - opacity: 1;: q3 M" e$ V0 q/ m6 s/ g
- }0 \$ `/ p v8 {; t
- .dropdown-trigger {! R. C# @7 U" o7 E% U, E
- position: relative;7 ]. |% {$ A, }: s Q+ d7 f% ?
- }
: T5 {) d8 d* f) A _' \ - .dropdown-trigger:focus + .dropdown-menu {
' S$ K7 d* }, @6 @5 M! `7 K - display: block;
% J$ l2 b1 S5 q0 a5 u - opacity: 1;, {# o x1 T1 Y3 a9 H8 v! s, I2 i" x
- }* ]. [* U, A. G5 N, b8 G' J+ R
- .dropdown-trigger::after {
+ e' P4 u' U8 v/ Z; @! E- j* I - content: "›";
% `, K9 D1 u; Y+ }3 h - position: absolute;6 @ F: i5 y# M. t
- color: #ED3E44;
( i7 S1 J3 f4 G" }: t# Q: B - font-size: 24px;
2 m& l# F" z- p+ M" y* G2 u+ Z5 ~ - font-weight: bold;
: t" a/ ?0 y; h: k5 j - -webkit-transform: rotate(90deg);0 O( n; A+ W5 D# r# j( g
- transform: rotate(90deg);" \0 c# {6 z& J
- top: -5px;- H" W# t. f# ?$ V; e; U
- right: -15px;# x# d; }/ G8 d3 g% s3 c
- }8 E' J# X* }. J1 J8 ?
- .dropdown-menu {8 g+ z I% x8 @
- background-color: #ED3E44;0 ?* s' A7 R( u; f7 W
- display: inline-block;- a) n6 h% E2 r) Z( E/ C
- text-align: right;6 M* w* }# ]. e( z
- position: absolute;
. U. h7 ^5 r6 X7 Y" c+ V5 R; P* R, W q - top: 2.5rem;
6 Q8 `' d0 I$ X* w7 T - right: -10px;
0 L' ^4 e0 _% l$ d3 m - display: none;2 l) H& X2 m6 c# [5 ?6 R: _/ a
- opacity: 0;8 r* B" X% h& V" A! G& X
- -webkit-transition: opacity 0.5s ease;
; Z5 \) V1 q4 ?1 u( F - transition: opacity 0.5s ease;3 e, b9 _ ~. ?* ~
- width: 160px;
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- .dropdown-menu a {
6 q% f1 C* N J - color: #fff;" m5 H6 _# p- S6 E2 F, L
- }: ?2 E( B) M+ K" N4 c) u
- .dropdown-menu-item {% T3 h* {/ ^5 s1 p# n5 ^8 k
- cursor: pointer;
5 ^6 S, r9 v; O& H6 r0 R - padding: 1em;
/ Y3 f! e) c5 @' S6 { - text-align: center;# R* u) O4 Z3 J7 p: [ y
- }
) l9 z& ~9 v% R5 l% H - .dropdown-menu-item:hover {7 c5 r/ A# o C7 O# [6 `( O
- background-color: #eb272d;
5 ^- J9 C# K' S; `5 |. w - }
复制代码 ( u C0 y4 W. `& E/ \2 p
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( `* e3 X# p9 y8 G. o+ K; U
- <!-- Checkbox toggle -->9 M' G/ x7 b; U5 N# |& p
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
; H: |1 R+ Z) \/ w - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
9 m2 h g/ T4 f- c3 e- w0 p! ? - <!-- Content to toggle from www.mfbuluo.com-->2 `4 x% B& F5 m8 c% |8 G ?8 Y8 \' z
- <div role="toggle" class="toggle-content">1 o9 u J, @7 U! ^
- BA-NA-NA-NA!/ F9 l3 i0 C: ]" Z! `
- </div>6 y- R% z) Q9 ^6 \, }; Y3 f1 d
- </div>
复制代码CSS代码内容如下: - .toggle {% _5 ~% |. P, Y1 A. F1 \7 o
- margin: 0 auto;
4 N- x( h6 r7 r0 x6 e: U3 t- @ - max-width: 400px;3 A5 b4 M1 ~0 ]# K9 ]
- }2 A ^ w! n: u: s% B
- .toggle-label {
+ j5 ~( F, `+ k4 @9 ?* R8 o - font-size: 16px;
* s9 D0 P! P; E" x9 J - background: #fff;
! s) K* D& q" d7 S) G8 L - padding: 1em;
1 Y0 o1 N* m2 G+ w - cursor: pointer;
5 c2 Q. k- `. s - display: block;
8 _6 t+ P/ J9 M$ P+ [8 E - margin: 0 auto 1em;
$ x) c9 U7 @0 E+ p* |, ^6 ] - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 l% I6 b2 l4 [+ ~# Z8 p% F - border-radius: 4px;/ G& L7 s5 }& S$ P7 L* q
- }
1 e. A" w2 Q N - .toggle-label:after {
9 C* X, q+ ]: R) ]4 Q" ] - color: #ED3E44;
( v% P; B& C0 n% G4 P, h - content: "+";
! u! U7 W8 N2 Q0 t - float: right;
% d7 M S9 \( {$ ?8 ] - font-weight: bold;
4 J3 }3 u, V1 @3 z( E* {' M - }3 }+ W: L; l$ r {* M
- .toggle-content {& U C+ W4 B4 {2 ^
- color: #B0B3C2;
- J6 F+ O1 T2 u - font-family: monospace;# ]3 R7 P& ~7 y* o0 K! Z
- font-size: 16px;/ R2 N: p, s" V: S! C. P
- margin-bottom: 1.5em;
2 @$ q( L6 y$ _9 l8 R - padding: 1em;6 ]" {+ f: v' w2 `
- }
3 y6 i4 }: O( l% f1 W' ` - .toggle-input {! P7 X3 n; O) Z0 Q
- display: none;
/ m; w! R7 u7 ^& V: b - }
. H. ^; g6 U4 }# U - .toggle-input:not(checked) ~ .toggle-content {" |; s- j, e/ p
- display: none;
$ t3 y* J( h M% T2 X* R# q4 X6 @6 A - }4 J: b2 y" X9 q6 r, }* K
- .toggle-input:checked ~ .toggle-content {0 M) Q' J- Y; S0 ~0 }3 A6 k6 _3 M
- display: block;
/ [1 F0 s& H+ j - }
~" Z( y( d. _4 ^ - .toggle-input:checked ~ .toggle-label:after {4 J' S; q6 i' w1 O. T* r
- content: "-";
9 V9 f9 y+ z: H! U+ {, d9 R' |5 Z - }
复制代码 / a2 p7 G4 i+ O( n* h+ e5 k# o6 T% K( S
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